uni_206_w/logback_logs/root/app.log

00:13:55.006 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@25aaee3f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:14:05.012 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@29f67805 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:14:15.014 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@11056a68 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:14:15.015 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
00:14:15.015 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30013ms (total=27, active=0, idle=27, waiting=0)
00:14:15.015 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
00:14:25.847 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@76504d37 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:14:35.851 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6b790e91 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:14:45.855 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5bbe4f6a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:14:45.856 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
00:14:45.856 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=26, active=0, idle=26, waiting=0)
00:14:45.856 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
00:14:45.859 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30010ms (total=26, active=0, idle=26, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30010ms (total=26, active=0, idle=26, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30010ms (total=26, active=0, idle=26, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,807,981 milliseconds ago. The last packet sent successfully to the server was 1,808,031 milliseconds ago.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
00:14:55.863 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6f30e248 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:15:11.137 [ForkJoinPool.commonPool-worker-11] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2719efe5 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:15:21.140 [ForkJoinPool.commonPool-worker-11] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5a364abf (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:15:31.142 [ForkJoinPool.commonPool-worker-11] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6cb94c97 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:15:31.143 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30007ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
00:15:42.003 [ForkJoinPool.commonPool-worker-4] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4e999c6d (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:15:52.007 [ForkJoinPool.commonPool-worker-4] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@551f5e36 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:16:02.008 [ForkJoinPool.commonPool-worker-4] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2370c92e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:16:02.009 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30006ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
00:37:11.268 [ForkJoinPool.commonPool-worker-2] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6c3c531 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:43:25.003 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@745e040c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:43:35.005 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1ef204b0 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:43:45.008 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@74316d24 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:43:45.008 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
00:43:45.008 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30007ms (total=24, active=0, idle=24, waiting=0)
00:43:45.008 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
00:44:10.004 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7967886f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:44:20.010 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7a167fc3 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:44:30.012 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@546cbba2 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:44:30.012 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
00:44:30.012 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=28, active=0, idle=28, waiting=0)
00:44:30.012 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
00:44:30.013 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30010ms (total=28, active=0, idle=28, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30010ms (total=28, active=0, idle=28, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,803,104 milliseconds ago. The last packet sent successfully to the server was 1,803,148 milliseconds ago.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
00:44:40.019 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@72d5f7fe (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:44:50.023 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1c8e13e5 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:45:00.850 [ForkJoinPool.commonPool-worker-3] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@69c61033 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:45:10.854 [ForkJoinPool.commonPool-worker-3] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1acfae6e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:45:20.856 [ForkJoinPool.commonPool-worker-3] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6b12a10e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:45:20.857 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30009ms (total=5, active=0, idle=5, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
00:45:31.883 [ForkJoinPool.commonPool-worker-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2cff69b8 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
00:45:41.887 [ForkJoinPool.commonPool-worker-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@49be651f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:13:10.003 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6f4bb2c8 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:13:20.007 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@69d59a3c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:13:30.008 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@10fcbc4a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:13:30.010 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
01:13:30.010 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=28, active=0, idle=28, waiting=0)
01:13:30.010 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
01:13:30.010 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30008ms (total=28, active=0, idle=28, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30008ms (total=28, active=0, idle=28, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30008ms (total=28, active=0, idle=28, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,786,285 milliseconds ago. The last packet sent successfully to the server was 1,786,330 milliseconds ago.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
01:13:40.016 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@665432b5 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:13:50.020 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@d7c42a6 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:14:00.022 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@138678ba (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:14:00.023 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
01:14:00.023 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
01:14:00.023 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
01:14:10.026 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3be526b1 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:14:20.030 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1b86cadf (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:14:30.035 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@23ae67ab (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:14:30.036 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
01:14:30.036 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
01:14:30.036 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
01:14:30.036 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,784,344 milliseconds ago. The last packet sent successfully to the server was 1,784,390 milliseconds ago.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
01:14:40.437 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@65106552 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:14:51.237 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1e82ca16 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:15:01.240 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1b2af99a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:15:11.244 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@508c17cd (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:15:11.245 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30010ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.helpComplete(ForkJoinPool.java:1223)
	at java.base/java.util.concurrent.ForkJoinPool.helpComplete(ForkJoinPool.java:1915)
	at java.base/java.util.concurrent.ForkJoinTask.awaitDone(ForkJoinTask.java:433)
	at java.base/java.util.concurrent.ForkJoinTask.invoke(ForkJoinTask.java:687)
	at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateParallel(ForEachOps.java:159)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateParallel(ForEachOps.java:173)
	at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:233)
	at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596)
	at java.base/java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:765)
	at com.scbfkj.uni.logs.Log.send(Log.java:407)
	at jdk.internal.reflect.GeneratedMethodAccessor76.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
01:15:21.248 [ForkJoinPool.commonPool-worker-5] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4801af74 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:15:31.250 [ForkJoinPool.commonPool-worker-5] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4dfabc56 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:42:55.005 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@64ae16eb (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:43:05.010 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@41cd721a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:43:15.012 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@59f6dc1e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:43:15.012 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
01:43:15.012 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30011ms (total=26, active=0, idle=26, waiting=0)
01:43:15.012 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
01:43:25.276 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5303a662 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:43:35.279 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@514bf51e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:43:45.283 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@68740f7a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:43:45.283 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
01:43:45.283 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30012ms (total=26, active=0, idle=26, waiting=0)
01:43:45.283 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
01:43:45.283 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30012ms (total=26, active=0, idle=26, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30012ms (total=26, active=0, idle=26, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,789,766 milliseconds ago. The last packet sent successfully to the server was 1,789,810 milliseconds ago.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
01:43:55.288 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3aaf1d2e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:44:05.292 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@735da4d5 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:44:15.298 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@78753399 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:44:15.298 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
01:44:15.298 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30012ms (total=28, active=0, idle=28, waiting=0)
01:44:15.298 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
01:44:15.299 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30012ms (total=28, active=0, idle=28, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30012ms (total=28, active=0, idle=28, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30012ms (total=28, active=0, idle=28, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,783,287 milliseconds ago. The last packet sent successfully to the server was 1,783,330 milliseconds ago.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
01:44:25.450 [ForkJoinPool.commonPool-worker-10] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@24af7680 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:44:35.451 [ForkJoinPool.commonPool-worker-10] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1c15bd05 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:44:45.454 [ForkJoinPool.commonPool-worker-10] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@20b4de78 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
01:44:45.455 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30007ms (total=7, active=0, idle=7, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
01:44:55.458 [ForkJoinPool.commonPool-worker-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6b4c5ee (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:12:40.004 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5ce48a5d (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:12:50.007 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@63bf28c5 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:13:00.009 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3fb74915 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:13:00.010 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
02:13:00.010 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30007ms (total=28, active=0, idle=28, waiting=0)
02:13:00.010 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
02:13:10.319 [ForkJoinPool.commonPool-worker-4] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5eb3aa57 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:13:20.321 [ForkJoinPool.commonPool-worker-4] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1f15d41a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:13:30.325 [ForkJoinPool.commonPool-worker-4] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@18117ccc (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:13:30.326 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30008ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
02:13:40.331 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@343dde5f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:13:50.335 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@30ef781e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:14:00.339 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@23d7502f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:14:00.339 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
02:14:00.339 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
02:14:00.339 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
02:14:00.339 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,781,492 milliseconds ago. The last packet sent successfully to the server was 1,781,541 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
02:14:11.005 [ForkJoinPool.commonPool-worker-14] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@280870ac (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:14:21.007 [ForkJoinPool.commonPool-worker-14] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@41807d43 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:14:31.009 [ForkJoinPool.commonPool-worker-14] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@36a4bc7e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:14:31.010 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30008ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
02:14:41.013 [ForkJoinPool.commonPool-worker-2] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@9f4132d (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:42:25.003 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@711c6492 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:42:35.007 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7f52d3da (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:42:45.009 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@142ee1a0 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:42:45.010 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
02:42:45.010 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=26, active=0, idle=26, waiting=0)
02:42:45.010 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
02:42:56.005 [ForkJoinPool.commonPool-worker-3] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1d2ec3c0 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:43:06.009 [ForkJoinPool.commonPool-worker-3] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@47553c07 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:43:16.011 [ForkJoinPool.commonPool-worker-3] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@69934446 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:43:16.012 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30009ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
02:43:26.015 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@d57a475 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:43:36.018 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@15ce0692 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:43:46.020 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@a1b2f35 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:43:46.020 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
02:43:46.020 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=27, active=0, idle=27, waiting=0)
02:43:46.020 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
02:43:56.026 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@59e173 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:44:07.104 [ForkJoinPool.commonPool-worker-13] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@33915a5c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:44:17.106 [ForkJoinPool.commonPool-worker-13] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@21019d84 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:44:27.108 [ForkJoinPool.commonPool-worker-13] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3f00770c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
02:44:27.109 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30005ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
02:44:37.112 [ForkJoinPool.commonPool-worker-12] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1a59000c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:11:55.003 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7482b9d1 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:12:05.007 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5a349c7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:12:15.009 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@12e24011 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:12:15.010 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
03:12:15.010 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=28, active=0, idle=28, waiting=0)
03:12:15.010 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
03:12:25.244 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@c635589 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:12:35.245 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@808fca5 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:12:45.249 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@42ea7c01 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:12:45.250 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
03:12:45.250 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30009ms (total=27, active=0, idle=27, waiting=0)
03:12:45.250 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
03:12:45.250 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30009ms (total=27, active=0, idle=27, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30009ms (total=27, active=0, idle=27, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,799,693 milliseconds ago. The last packet sent successfully to the server was 1,799,754 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
03:12:55.255 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@39f0e46 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:13:05.257 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6288039a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:13:15.261 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@79e81e0a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:13:15.261 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
03:13:15.261 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=27, active=0, idle=27, waiting=0)
03:13:15.261 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
03:13:15.262 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30008ms (total=27, active=0, idle=27, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30008ms (total=27, active=0, idle=27, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30008ms (total=27, active=0, idle=27, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,789,101 milliseconds ago. The last packet sent successfully to the server was 1,789,145 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
03:13:25.442 [ForkJoinPool.commonPool-worker-13] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2f94b083 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:13:35.446 [ForkJoinPool.commonPool-worker-13] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@292d0c24 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:13:45.448 [ForkJoinPool.commonPool-worker-13] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@139f4d0c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:13:45.449 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30008ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
03:13:55.452 [ForkJoinPool.commonPool-worker-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1791bbb7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:14:05.454 [ForkJoinPool.commonPool-worker-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@12c7f880 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:41:10.003 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@69a2d334 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:41:20.007 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4da619e2 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:41:30.011 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@500191c0 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:41:30.012 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
03:41:30.012 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
03:41:30.012 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
03:41:30.012 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,766,060 milliseconds ago. The last packet sent successfully to the server was 1,766,111 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
03:41:40.017 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@499d56d7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:41:50.019 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@27704f9b (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:42:00.022 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6e2a2e2 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:42:00.023 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
03:42:00.023 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)
03:42:00.023 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
03:42:10.029 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3b036527 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:42:20.033 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2e086330 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:42:30.037 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5fba739 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:42:30.038 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
03:42:30.038 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30011ms (total=28, active=0, idle=28, waiting=0)
03:42:30.038 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
03:42:30.038 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=28, active=0, idle=28, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=28, active=0, idle=28, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30011ms (total=28, active=0, idle=28, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,797,744 milliseconds ago. The last packet sent successfully to the server was 1,797,787 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
03:42:40.670 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6a7454b2 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:42:50.672 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@98f9411 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:43:00.676 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@62b2268f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:43:00.677 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
03:43:00.677 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30007ms (total=27, active=0, idle=27, waiting=0)
03:43:00.677 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
03:43:00.677 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30007ms (total=27, active=0, idle=27, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30007ms (total=27, active=0, idle=27, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,794,944 milliseconds ago. The last packet sent successfully to the server was 1,794,987 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
03:43:10.683 [ForkJoinPool.commonPool-worker-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3fa2e7ab (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:43:20.685 [ForkJoinPool.commonPool-worker-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2e113d9c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:43:30.687 [ForkJoinPool.commonPool-worker-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@56e7dafe (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:43:30.688 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30008ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
03:43:40.691 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3cedcb5f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
03:43:50.693 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@21e0e851 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:02:11.328 [ForkJoinPool.commonPool-worker-3] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@691e1602 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:10:55.004 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6bd102b0 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:11:05.007 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2d8c1632 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:11:15.011 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@14f3e724 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:11:15.012 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
04:11:15.012 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
04:11:15.012 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
04:11:25.275 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@c687636 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:11:35.279 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1070a2f1 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:11:45.281 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6369c383 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:11:45.281 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
04:11:45.281 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)
04:11:45.281 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
04:11:45.282 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,794,293 milliseconds ago. The last packet sent successfully to the server was 1,794,351 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
04:11:55.287 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@185f6716 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:12:05.292 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@23e18239 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:12:15.296 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@29e530c0 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:12:15.297 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
04:12:15.297 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30014ms (total=27, active=0, idle=27, waiting=0)
04:12:15.297 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
04:12:15.297 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30014ms (total=27, active=0, idle=27, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30014ms (total=27, active=0, idle=27, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,781,917 milliseconds ago. The last packet sent successfully to the server was 1,781,962 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
04:12:25.463 [ForkJoinPool.commonPool-worker-2] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@25036328 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:12:35.466 [ForkJoinPool.commonPool-worker-2] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@145ced75 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:12:45.469 [ForkJoinPool.commonPool-worker-2] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@124353d1 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:12:45.470 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30009ms (total=8, active=0, idle=8, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
04:12:55.471 [ForkJoinPool.commonPool-worker-19] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@72604f20 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:12:55.473 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@15604802 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:13:05.474 [ForkJoinPool.commonPool-worker-19] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@771ca089 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:13:05.476 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6406ec59 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:13:15.478 [ForkJoinPool.commonPool-worker-19] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1b5b50f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:13:15.478 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2c71cdfe (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:13:15.479 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
04:13:15.479 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=26, active=0, idle=26, waiting=0)
04:13:15.479 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
04:13:25.485 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5256f342 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:13:35.487 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2c45f7e9 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:40:25.005 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4219efad (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:40:35.007 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@62ddf39f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:40:45.012 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@38af9aec (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:40:45.012 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
04:40:45.012 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
04:40:45.012 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
04:41:10.009 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1d8f73fb (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:41:20.012 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@79b75713 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:41:30.015 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6b65cede (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:41:30.016 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
04:41:30.016 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=28, active=0, idle=28, waiting=0)
04:41:30.016 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
04:41:30.016 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30010ms (total=28, active=0, idle=28, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30010ms (total=28, active=0, idle=28, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,784,268 milliseconds ago. The last packet sent successfully to the server was 1,784,313 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
04:41:40.022 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@73d6f85b (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:41:50.026 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2ca5c133 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:42:00.028 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@190dbcca (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:42:00.029 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
04:42:00.029 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30011ms (total=25, active=0, idle=25, waiting=0)
04:42:00.029 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
04:42:00.029 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=25, active=0, idle=25, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=25, active=0, idle=25, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30011ms (total=25, active=0, idle=25, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,796,246 milliseconds ago. The last packet sent successfully to the server was 1,796,291 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
04:42:10.033 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@48323e7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:42:20.036 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@25f40d4f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:42:30.039 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@71de64a3 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:42:30.040 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
04:42:30.040 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=27, active=0, idle=27, waiting=0)
04:42:30.040 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
04:42:40.413 [ForkJoinPool.commonPool-worker-19] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5f76b88c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:42:50.418 [ForkJoinPool.commonPool-worker-19] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7cb0bb93 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:43:01.488 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@d5bee19 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:43:11.489 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5f72c746 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:43:21.494 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4401aa10 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
04:43:21.494 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
04:43:21.494 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
04:43:21.494 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
04:43:21.494 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,789,050 milliseconds ago. The last packet sent successfully to the server was 1,789,095 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
05:10:10.007 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@50f0eb82 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:10:20.012 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@e8b3e9d (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:10:30.015 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7cb25a4f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:10:30.015 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
05:10:30.015 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30014ms (total=29, active=0, idle=29, waiting=0)
05:10:30.015 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
05:10:30.016 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30014ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30014ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30014ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,759,572 milliseconds ago. The last packet sent successfully to the server was 1,759,618 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
05:10:40.021 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@8cc82f7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:10:50.023 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4a0fcc75 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:11:00.027 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1738c3e7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:11:00.028 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
05:11:00.028 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)
05:11:00.028 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
05:11:10.031 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@cb52492 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:11:20.034 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3677371c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:11:30.037 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@ca1f9b5 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:11:30.037 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
05:11:30.037 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=29, active=0, idle=29, waiting=0)
05:11:30.037 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
05:11:30.037 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30008ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30008ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,768,803 milliseconds ago. The last packet sent successfully to the server was 1,768,848 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
05:11:40.419 [ForkJoinPool.commonPool-worker-21] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@48ab173d (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:11:50.421 [ForkJoinPool.commonPool-worker-21] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@85121a0 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:12:00.424 [ForkJoinPool.commonPool-worker-21] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@708740f6 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:12:00.425 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30010ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
05:12:10.429 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4d5f7dbb (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:12:20.431 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@20310b5f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:12:30.434 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1a0a171c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:12:30.434 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
05:12:30.434 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)
05:12:30.434 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
05:12:30.435 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,784,627 milliseconds ago. The last packet sent successfully to the server was 1,784,676 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
05:12:40.438 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@57f34b9f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:12:50.440 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@166d978b (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:13:00.443 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@20ede846 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:13:00.443 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
05:13:00.443 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)
05:13:00.443 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
05:39:55.003 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4ac63d19 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:40:05.004 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@533dc5e8 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:40:15.006 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7098205 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:40:15.007 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
05:40:15.007 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30006ms (total=29, active=0, idle=29, waiting=0)
05:40:15.007 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
05:40:25.305 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4804ec00 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:40:35.306 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3d1c9bf3 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:40:45.311 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@195286e9 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:40:45.311 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
05:40:45.311 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)
05:40:45.311 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
05:40:45.311 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,764,869 milliseconds ago. The last packet sent successfully to the server was 1,764,911 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
05:40:55.315 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@449d9628 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:41:05.319 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7f0f2e43 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:41:15.323 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4a0b87db (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:41:15.323 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
05:41:15.323 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
05:41:15.323 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
05:41:15.323 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,756,276 milliseconds ago. The last packet sent successfully to the server was 1,756,319 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
05:41:25.478 [ForkJoinPool.commonPool-worker-13] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@754580a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:41:35.479 [ForkJoinPool.commonPool-worker-13] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@fa6e865 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:41:45.482 [ForkJoinPool.commonPool-worker-13] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2d73c14e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:41:45.483 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30005ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
05:41:55.487 [ForkJoinPool.commonPool-worker-12] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@300dd0f4 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:41:55.487 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3659e55d (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:42:05.491 [ForkJoinPool.commonPool-worker-12] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5a16b7f7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:42:05.491 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3c9a09e7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:42:15.493 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@715a8c95 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:42:15.494 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
05:42:15.494 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=26, active=0, idle=26, waiting=0)
05:42:15.494 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
05:42:25.497 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6a46af2c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:42:35.500 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@612a95eb (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:42:45.503 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4978c737 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
05:42:45.503 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
05:42:45.503 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=29, active=0, idle=29, waiting=0)
05:42:45.503 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
05:42:45.504 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30008ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30008ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30008ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,801,431 milliseconds ago. The last packet sent successfully to the server was 1,801,482 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
06:09:40.003 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1d8a3657 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:09:50.006 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@490d9d47 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:10:00.010 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7eb7292b (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:10:00.011 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
06:10:00.011 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
06:10:00.011 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
06:10:10.274 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7963a053 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:10:20.280 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6571ad26 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:10:30.283 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5210d201 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:10:30.283 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
06:10:30.283 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30011ms (total=27, active=0, idle=27, waiting=0)
06:10:30.283 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
06:10:30.284 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=27, active=0, idle=27, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=27, active=0, idle=27, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30011ms (total=27, active=0, idle=27, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,774,493 milliseconds ago. The last packet sent successfully to the server was 1,774,546 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
06:10:40.287 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3d1a23f3 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:10:50.292 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@29d01612 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:11:00.294 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@684b2eac (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:11:00.295 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
06:11:00.295 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
06:11:00.295 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
06:11:00.295 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,767,590 milliseconds ago. The last packet sent successfully to the server was 1,767,642 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
06:11:10.473 [ForkJoinPool.commonPool-worker-23] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7d18ae64 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:11:20.476 [ForkJoinPool.commonPool-worker-23] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1bbac76 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:11:30.478 [ForkJoinPool.commonPool-worker-23] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@316422cb (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:11:30.479 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30006ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
06:11:40.480 [ForkJoinPool.commonPool-worker-12] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@749f725f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:11:40.481 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6db836e7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:11:50.483 [ForkJoinPool.commonPool-worker-12] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@24f29b70 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:11:50.484 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2fe7a177 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:12:00.488 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@194edab8 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:12:00.489 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
06:12:00.489 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=27, active=0, idle=27, waiting=0)
06:12:00.489 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
06:12:10.495 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@cbca0b6 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:12:20.496 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@23ecfef2 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:12:30.499 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@69e6ba45 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:12:30.500 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
06:12:30.500 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)
06:12:30.500 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
06:12:30.500 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,789,800 milliseconds ago. The last packet sent successfully to the server was 1,789,858 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
06:12:41.839 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6b857f66 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:39:10.002 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@16138685 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:39:20.004 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@79757be5 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:39:30.007 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@16665e8 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:39:30.008 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
06:39:30.008 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)
06:39:30.008 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
06:39:40.012 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@35c64612 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:39:50.015 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@16fa7d9e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:40:00.019 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@10c3e8d1 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:40:00.020 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
06:40:00.020 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30009ms (total=27, active=0, idle=27, waiting=0)
06:40:00.020 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
06:40:00.020 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30009ms (total=27, active=0, idle=27, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30009ms (total=27, active=0, idle=27, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30009ms (total=27, active=0, idle=27, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,789,267 milliseconds ago. The last packet sent successfully to the server was 1,789,320 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
06:40:10.026 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3727599d (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:40:20.028 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3447f03b (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:40:30.032 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@41a58b5e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:40:30.033 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
06:40:30.033 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
06:40:30.033 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
06:40:30.033 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,769,240 milliseconds ago. The last packet sent successfully to the server was 1,769,288 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
06:40:40.461 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6abc3e11 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:40:50.463 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@43f2d23d (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:41:00.468 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@38c9b49c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:41:00.468 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30010ms (total=8, active=0, idle=8, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.helpComplete(ForkJoinPool.java:1223)
	at java.base/java.util.concurrent.ForkJoinPool.helpComplete(ForkJoinPool.java:1915)
	at java.base/java.util.concurrent.ForkJoinTask.awaitDone(ForkJoinTask.java:433)
	at java.base/java.util.concurrent.ForkJoinTask.invoke(ForkJoinTask.java:687)
	at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateParallel(ForEachOps.java:159)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateParallel(ForEachOps.java:173)
	at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:233)
	at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596)
	at java.base/java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:765)
	at com.scbfkj.uni.logs.Log.send(Log.java:407)
	at jdk.internal.reflect.GeneratedMethodAccessor76.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
06:41:10.473 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4b7adb99 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:41:20.476 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3e62fb3e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:41:30.479 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6b155214 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:41:30.480 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
06:41:30.480 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30011ms (total=24, active=0, idle=24, waiting=0)
06:41:30.480 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
06:41:40.775 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@52412784 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:41:50.778 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6c4789bb (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:42:00.782 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6e2aef7a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:42:00.782 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
06:42:00.782 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=28, active=0, idle=28, waiting=0)
06:42:00.782 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
06:42:00.782 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30008ms (total=28, active=0, idle=28, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30008ms (total=28, active=0, idle=28, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30008ms (total=28, active=0, idle=28, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,779,311 milliseconds ago. The last packet sent successfully to the server was 1,779,359 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
06:42:10.788 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5a504e47 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
06:42:20.792 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@138a1acc (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:08:40.002 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6ff44e41 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:08:50.006 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2032475 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:09:00.010 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4d82cc28 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:09:00.011 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
07:09:00.011 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
07:09:00.011 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
07:09:10.290 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@46696b14 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:09:20.294 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@39d31776 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:09:30.299 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3fd66e3e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:09:30.299 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
07:09:30.299 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
07:09:30.299 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
07:09:30.300 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,767,444 milliseconds ago. The last packet sent successfully to the server was 1,767,489 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
07:09:40.305 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4bd24d4c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:09:50.307 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6de5ed00 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:10:00.313 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@64ad4ca3 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:10:00.313 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
07:10:00.313 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30012ms (total=29, active=0, idle=29, waiting=0)
07:10:00.313 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
07:10:00.313 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30012ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30012ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,788,681 milliseconds ago. The last packet sent successfully to the server was 1,788,737 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
07:10:10.492 [ForkJoinPool.commonPool-worker-19] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5757f084 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:10:20.493 [ForkJoinPool.commonPool-worker-19] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1dcfe2e3 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:10:30.497 [ForkJoinPool.commonPool-worker-19] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6fd4936f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:10:30.498 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30007ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
07:10:40.501 [ForkJoinPool.commonPool-worker-12] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@47f5e83b (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:10:40.502 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2c97aec (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:10:50.503 [ForkJoinPool.commonPool-worker-12] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@eecaa3a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:10:50.506 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6795b25e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:11:00.506 [ForkJoinPool.commonPool-worker-12] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@30c6900c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:11:00.508 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@707c9ffa (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:11:00.508 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
07:11:00.508 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=28, active=0, idle=28, waiting=0)
07:11:00.508 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
07:11:10.513 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3419bd4a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:11:20.517 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3ec0fa47 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:11:30.520 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@144dafc2 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:11:30.521 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
07:11:30.521 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
07:11:30.521 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
07:11:30.521 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,769,057 milliseconds ago. The last packet sent successfully to the server was 1,769,103 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
07:11:41.912 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@68119326 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:11:51.915 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@47fce904 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:12:01.917 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4b32648c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:12:01.918 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
07:12:01.918 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=29, active=0, idle=29, waiting=0)
07:12:01.918 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
07:12:01.918 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30008ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30008ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor101.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,771,434 milliseconds ago. The last packet sent successfully to the server was 1,771,482 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor100.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
07:38:10.005 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@381cba55 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:38:20.006 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2672ba27 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:38:30.008 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@631bb456 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:38:30.009 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
07:38:30.009 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)
07:38:30.009 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
07:38:30.009 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30007ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,769,559 milliseconds ago. The last packet sent successfully to the server was 1,769,607 milliseconds ago.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
07:38:40.014 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@ee71803 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:38:50.017 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5d077a0a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:39:00.021 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@50e3d993 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:39:00.022 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
07:39:00.022 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
07:39:00.022 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
07:39:10.026 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@22d8e811 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:39:20.028 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1a6a9997 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:39:30.034 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@60409a98 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:39:30.034 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
07:39:30.034 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30012ms (total=29, active=0, idle=29, waiting=0)
07:39:30.034 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
07:39:30.034 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30012ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30012ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,779,251 milliseconds ago. The last packet sent successfully to the server was 1,779,294 milliseconds ago.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
07:39:40.469 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1567517e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:39:50.473 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@49466d9 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:40:00.477 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6cb5ae3a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:40:00.478 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
07:40:00.478 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30012ms (total=29, active=0, idle=29, waiting=0)
07:40:00.478 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
07:40:00.478 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30012ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30012ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30012ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,775,261 milliseconds ago. The last packet sent successfully to the server was 1,775,313 milliseconds ago.
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
07:40:10.482 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@345d8b93 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:40:20.484 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2c043586 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:40:30.486 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@468e5606 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:40:30.487 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
07:40:30.487 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30007ms (total=27, active=0, idle=27, waiting=0)
07:40:30.487 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
07:40:40.885 [ForkJoinPool.commonPool-worker-34] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1228bd74 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:40:52.698 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@30d3120f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:41:02.701 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@57e68d00 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:41:12.704 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1b52a510 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:41:12.704 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
07:41:12.704 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30006ms (total=28, active=0, idle=28, waiting=0)
07:41:12.704 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
07:41:12.704 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30006ms (total=28, active=0, idle=28, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30006ms (total=28, active=0, idle=28, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor106.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,787,377 milliseconds ago. The last packet sent successfully to the server was 1,787,428 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor105.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
07:41:22.712 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4cdfe931 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
07:41:32.714 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@71be6f06 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:07:55.006 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4b2a96a0 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:08:05.008 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5ac98e2 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:08:15.010 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@533626ff (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:08:15.011 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
08:08:15.011 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=29, active=0, idle=29, waiting=0)
08:08:15.011 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
08:08:25.906 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1b54eb0c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:08:35.910 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@afb96c9 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:08:45.913 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4a928803 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:08:45.914 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
08:08:45.914 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
08:08:45.914 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
08:08:45.914 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor106.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,775,440 milliseconds ago. The last packet sent successfully to the server was 1,775,486 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor105.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
08:08:55.917 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1742b0dc (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:09:05.920 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@36437e01 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:09:15.921 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7fe9a4d5 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:09:15.922 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
08:09:15.922 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30006ms (total=29, active=0, idle=29, waiting=0)
08:09:15.922 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
08:09:15.922 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30006ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30006ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30006ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor106.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,774,911 milliseconds ago. The last packet sent successfully to the server was 1,774,964 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor105.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
08:09:26.097 [ForkJoinPool.commonPool-worker-13] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6dbebd0d (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:09:36.102 [ForkJoinPool.commonPool-worker-13] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@513fa5fc (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:09:46.105 [ForkJoinPool.commonPool-worker-13] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1a665ff8 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:09:46.106 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30010ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182)
	at java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655)
	at java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622)
	at java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165)
08:09:56.108 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@ee534f0 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:10:06.111 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@395bfe2b (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:10:16.113 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@5cdb20aa (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:10:16.115 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
08:10:16.115 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30008ms (total=29, active=0, idle=29, waiting=0)
08:10:16.115 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
08:10:26.119 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@72299a15 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:10:36.121 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@77722a8a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:10:46.125 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@47e37130 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:10:46.125 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
08:10:46.125 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=28, active=0, idle=28, waiting=0)
08:10:46.126 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
08:10:46.126 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30010ms (total=28, active=0, idle=28, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30010ms (total=28, active=0, idle=28, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor106.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,786,445 milliseconds ago. The last packet sent successfully to the server was 1,786,508 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor105.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
08:10:56.429 [ForkJoinPool.commonPool-worker-28] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@29742b3d (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:11:07.071 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@446dfac4 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:11:17.073 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@cea793f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:11:27.078 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@69133f13 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:11:27.078 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
08:11:27.078 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)
08:11:27.078 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
08:11:27.079 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30009ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor106.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,796,738 milliseconds ago. The last packet sent successfully to the server was 1,796,787 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor105.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
08:11:37.082 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3bbdc60a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:11:47.085 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@497ff94f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:18:11.346 [ForkJoinPool.commonPool-worker-34] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@49b7c76e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:38:10.102 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7d5e2e13 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:38:20.104 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2ec55ed (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:38:30.106 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1e443daf (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:38:30.107 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
08:38:30.107 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30006ms (total=29, active=0, idle=29, waiting=0)
08:38:30.107 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
08:38:30.107 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.save(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:556)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30006ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getConnectionForTransactionManagement(LogicalConnectionManagedImpl.java:273)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.begin(LogicalConnectionManagedImpl.java:281)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.begin(JdbcResourceLocalTransactionCoordinatorImpl.java:232)
	at org.hibernate.engine.transaction.internal.TransactionImpl.begin(TransactionImpl.java:83)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:176)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 31 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30006ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 38 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 43 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor106.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 46 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,763,745 milliseconds ago. The last packet sent successfully to the server was 1,763,799 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor105.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 44 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 52 common frames omitted
08:38:40.110 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4dd0f784 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:38:50.111 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@515f0701 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:39:00.115 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@65b47a1 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:39:00.115 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
08:39:00.115 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30006ms (total=29, active=0, idle=29, waiting=0)
08:39:00.115 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
08:39:00.116 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:466)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:617)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:386)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at jdk.internal.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:354)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:216)
	at jdk.proxy3/jdk.proxy3.$Proxy169.findAll(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.createQualityControlTask(SystemInit.java:567)
	at jdk.internal.reflect.GeneratedMethodAccessor82.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30006ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:164)
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:420)
	... 37 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30006ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 40 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 45 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor106.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 48 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,736,803 milliseconds ago. The last packet sent successfully to the server was 1,736,867 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor105.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 46 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 54 common frames omitted
08:39:10.119 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3d048284 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:39:20.122 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@68d29d5a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:39:30.126 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@608750ef (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:39:30.127 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
08:39:30.127 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30010ms (total=29, active=0, idle=29, waiting=0)
08:39:30.127 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
08:39:40.532 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@73a2105b (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:39:50.534 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@90b66d7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:40:00.537 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7cce6fa2 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:40:00.538 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
com.scbfkj.uni.exceptions.DBSelectorException: 数据库查询异常:HikariPool-54 - Connection is not available, request timed out after 30007ms (total=9, active=0, idle=9, waiting=0)
	at com.scbfkj.uni.process.DbHelper.lambda$checkTableColumns$3(DbHelper.java:163)
	at java.base/java.util.Optional.map(Optional.java:260)
	at com.scbfkj.uni.process.DbHelper.checkTableColumns(DbHelper.java:137)
	at com.scbfkj.uni.logs.Log.logDb(Log.java:563)
	at com.scbfkj.uni.logs.Log.syncLog(Log.java:484)
	at com.scbfkj.uni.logs.Log.lambda$send$2(Log.java:419)
	at java.base/java.util.Optional.ifPresent(Optional.java:178)
	at com.scbfkj.uni.logs.Log.lambda$send$3(Log.java:412)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
	at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
	at java.base/java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:290)
	at java.base/java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:754)
	at java.base/java.util.concurrent.ForkJoinTask.doExec$$$capture(ForkJoinTask.java:373)
	at java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java)
	at java.base/java.util.concurrent.ForkJoinPool.helpComplete(ForkJoinPool.java:1950)
	at java.base/java.util.concurrent.ForkJoinTask.awaitDone(ForkJoinTask.java:433)
	at java.base/java.util.concurrent.ForkJoinTask.invoke(ForkJoinTask.java:687)
	at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateParallel(ForEachOps.java:159)
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateParallel(ForEachOps.java:173)
	at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:233)
	at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596)
	at java.base/java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:765)
	at com.scbfkj.uni.logs.Log.send(Log.java:407)
	at jdk.internal.reflect.GeneratedMethodAccessor76.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
08:40:10.543 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@72ea266d (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:40:20.546 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@29757525 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:40:30.550 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@78933b33 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:40:30.551 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
08:40:30.551 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
08:40:30.551 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
08:40:30.551 [scheduling-1] ERROR o.s.s.s.TaskUtils$LoggingErrorHandler - Unexpected error occurred in scheduled task
org.springframework.dao.DataAccessResourceFailureException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.convertHibernateAccessException(HibernateJpaDialect.java:274)
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.translateExceptionIfPossible(HibernateJpaDialect.java:241)
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.translateExceptionIfPossible(AbstractEntityManagerFactoryBean.java:550)
	at org.springframework.dao.support.ChainedPersistenceExceptionTranslator.translateExceptionIfPossible(ChainedPersistenceExceptionTranslator.java:61)
	at org.springframework.dao.support.DataAccessUtils.translateIfNecessary(DataAccessUtils.java:335)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:152)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:136)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:223)
	at jdk.proxy3/jdk.proxy3.$Proxy156.findByContainerCode(Unknown Source)
	at com.scbfkj.uni.system.SystemInit.containerHeartbeat(SystemInit.java:548)
	at jdk.internal.reflect.GeneratedMethodAccessor81.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.runInternal(ScheduledMethodRunnable.java:130)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.lambda$run$2(ScheduledMethodRunnable.java:124)
	at io.micrometer.observation.Observation.observe(Observation.java:499)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:124)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:96)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
	at java.base/java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:264)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
	at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection [HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)] [n/a]
	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:51)
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:58)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:108)
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:94)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:116)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:143)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:54)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:153)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:183)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:155)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.lambda$list$0(JdbcSelectExecutor.java:85)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.executeQuery(DeferredResultSetAccess.java:231)
	at org.hibernate.sql.results.jdbc.internal.DeferredResultSetAccess.getResultSet(DeferredResultSetAccess.java:167)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.advanceNext(JdbcValuesResultSetImpl.java:265)
	at org.hibernate.sql.results.jdbc.internal.JdbcValuesResultSetImpl.processNext(JdbcValuesResultSetImpl.java:145)
	at org.hibernate.sql.results.jdbc.internal.AbstractJdbcValues.next(AbstractJdbcValues.java:19)
	at org.hibernate.sql.results.internal.RowProcessingStateStandardImpl.next(RowProcessingStateStandardImpl.java:67)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:204)
	at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:211)
	at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:83)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:76)
	at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:65)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.lambda$new$2(ConcreteSqmSelectQueryPlan.java:139)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.withCacheableSqmInterpretation(ConcreteSqmSelectQueryPlan.java:382)
	at org.hibernate.query.sqm.internal.ConcreteSqmSelectQueryPlan.performList(ConcreteSqmSelectQueryPlan.java:302)
	at org.hibernate.query.sqm.internal.QuerySqmImpl.doList(QuerySqmImpl.java:526)
	at org.hibernate.query.spi.AbstractSelectionQuery.list(AbstractSelectionQuery.java:423)
	at org.hibernate.query.spi.AbstractSelectionQuery.getSingleResult(AbstractSelectionQuery.java:555)
	at jdk.internal.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
	at org.springframework.orm.jpa.SharedEntityManagerCreator$DeferredQueryInvocationHandler.invoke(SharedEntityManagerCreator.java:418)
	at jdk.proxy3/jdk.proxy3.$Proxy170.getSingleResult(Unknown Source)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution$SingleEntityExecution.doExecute(JpaQueryExecution.java:223)
	at org.springframework.data.jpa.repository.query.JpaQueryExecution.execute(JpaQueryExecution.java:92)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.doExecute(AbstractJpaQuery.java:152)
	at org.springframework.data.jpa.repository.query.AbstractJpaQuery.execute(AbstractJpaQuery.java:140)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.doInvoke(RepositoryMethodInvoker.java:170)
	at org.springframework.data.repository.core.support.RepositoryMethodInvoker.invoke(RepositoryMethodInvoker.java:158)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.doInvoke(QueryExecutorMethodInterceptor.java:164)
	at org.springframework.data.repository.core.support.QueryExecutorMethodInterceptor.invoke(QueryExecutorMethodInterceptor.java:143)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:123)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:392)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
	... 24 common frames omitted
Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30011ms (total=29, active=0, idle=29, waiting=0)
	at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:686)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:179)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:144)
	at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:127)
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:46)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:113)
	... 69 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: No operations allowed after connection closed.
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:111)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:98)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:90)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:64)
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:74)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:73)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2435)
	at com.zaxxer.hikari.pool.PoolBase.setNetworkTimeout(PoolBase.java:562)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:169)
	at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:168)
	... 74 common frames omitted
Caused by: com.mysql.cj.exceptions.ConnectionIsClosedException: No operations allowed after connection closed.
	at jdk.internal.reflect.GeneratedConstructorAccessor106.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.NativeSession.checkClosed(NativeSession.java:756)
	at com.mysql.cj.jdbc.ConnectionImpl.checkClosed(ConnectionImpl.java:556)
	at com.mysql.cj.jdbc.ConnectionImpl.setNetworkTimeout(ConnectionImpl.java:2431)
	... 77 common frames omitted
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet successfully received from the server was 1,779,591 milliseconds ago. The last packet sent successfully to the server was 1,779,644 milliseconds ago.
	at jdk.internal.reflect.GeneratedConstructorAccessor105.newInstance(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582)
	at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762)
	at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1050)
	at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
	at com.mysql.cj.NativeSession.execSQL(NativeSession.java:658)
	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:730)
	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:653)
	at com.zaxxer.hikari.pool.PoolBase.isConnectionDead(PoolBase.java:165)
	... 75 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288)
	at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314)
	at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355)
	at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808)
	at java.base/java.net.Socket$SocketInputStream.read(Socket.java:985)
	at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484)
	at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478)
	at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70)
	at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1465)
	at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1069)
	at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132)
	at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63)
	at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52)
	at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54)
	at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44)
	at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576)
	... 83 common frames omitted
08:40:40.712 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@79ec350 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:40:50.716 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@17890dea (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:41:00.718 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3979a07e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:41:00.719 [scheduling-1] WARN  o.h.e.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 08003
08:41:00.719 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - HikariPool-1 - Connection is not available, request timed out after 30009ms (total=28, active=0, idle=28, waiting=0)
08:41:00.719 [scheduling-1] ERROR o.h.e.jdbc.spi.SqlExceptionHelper - No operations allowed after connection closed.
08:41:10.724 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6d743e3f (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:41:20.726 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@32cd9826 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
08:41:31.104 [ForkJoinPool.commonPool-worker-17] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@11319adc (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.173 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6b7f8d5e (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.175 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@76bfbf08 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.178 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@f1565e6 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.181 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@18971c27 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.184 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@216d4089 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.186 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2a21fc53 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.189 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@e3f96a4 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.192 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@2ee9c560 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.194 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@65cbb13c (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.196 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@402d0ab2 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.199 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@32552ea5 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.202 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@52772f4a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.204 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6a8d2669 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.207 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@425dc910 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.210 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@59e6f7f8 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.212 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@32808ef1 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.215 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@313d58a6 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.216 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1d0402d8 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.219 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@73336fb7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.221 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@45f29026 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.224 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1ed10856 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.227 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@23fecb96 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.229 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4b584689 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.247 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1afa9c64 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.251 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@c7fa4d5 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.255 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@59886cb7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.263 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@506d1501 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.267 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1e3abad4 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.274 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@6f12ecca (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:41.277 [scheduling-1] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-1 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@7565d84b (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:42.637 [ForkJoinPool.commonPool-worker-28] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@1f08cb1a (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:42.639 [ForkJoinPool.commonPool-worker-28] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@154955aa (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:42.640 [ForkJoinPool.commonPool-worker-28] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4c12de8b (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:42.642 [ForkJoinPool.commonPool-worker-28] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@159b9c08 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:42.643 [ForkJoinPool.commonPool-worker-28] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@c9edcfb (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:42.644 [ForkJoinPool.commonPool-worker-28] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@53a53cc7 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:42.645 [ForkJoinPool.commonPool-worker-28] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@99946be (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:42.646 [ForkJoinPool.commonPool-worker-28] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@40abe059 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:42.648 [ForkJoinPool.commonPool-worker-28] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@3a2895b3 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:42.649 [ForkJoinPool.commonPool-worker-28] WARN  com.zaxxer.hikari.pool.PoolBase - HikariPool-54 - Failed to validate connection com.mysql.cj.jdbc.ConnectionImpl@4091c535 (No operations allowed after connection closed.). Possibly consider using a shorter maxLifetime value.
10:00:46.067 [HikariPool-27 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-27 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s355ms710µs200ns).
10:00:46.081 [HikariPool-1 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-1 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms536µs500ns).
10:00:46.081 [HikariPool-40 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-40 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms513µs500ns).
10:00:46.082 [HikariPool-12 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-12 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms519µs100ns).
10:00:46.091 [HikariPool-51 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-51 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms430µs500ns).
10:00:46.091 [HikariPool-21 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-21 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms432µs200ns).
10:00:46.094 [HikariPool-49 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-49 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms423µs200ns).
10:00:46.094 [HikariPool-30 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-30 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms427µs100ns).
10:00:46.094 [HikariPool-25 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-25 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms455µs200ns).
10:00:46.094 [HikariPool-22 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-22 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms485µs400ns).
10:00:46.094 [HikariPool-9 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-9 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms460µs).
10:00:46.097 [HikariPool-3 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-3 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms527µs500ns).
10:00:46.097 [HikariPool-24 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-24 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms501µs).
10:00:46.097 [HikariPool-50 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-50 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms573µs900ns).
10:00:46.097 [HikariPool-46 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-46 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms476µs800ns).
10:00:46.097 [HikariPool-28 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-28 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms578µs400ns).
10:00:46.097 [HikariPool-15 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-15 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms539µs400ns).
10:00:46.097 [HikariPool-18 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-18 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms528µs600ns).
10:00:46.099 [HikariPool-35 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-35 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms553µs200ns).
10:00:46.099 [HikariPool-48 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-48 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms547µs300ns).
10:00:46.099 [HikariPool-37 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-37 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms516µs100ns).
10:00:46.099 [HikariPool-26 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-26 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms649µs).
10:00:46.099 [HikariPool-17 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-17 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms643µs600ns).
10:00:46.100 [HikariPool-5 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-5 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms477µs900ns).
10:00:46.100 [HikariPool-33 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-33 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms465µs700ns).
10:00:46.100 [HikariPool-2 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-2 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms549µs700ns).
10:00:46.100 [HikariPool-7 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-7 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms479µs700ns).
10:00:46.100 [HikariPool-42 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-42 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms784µs100ns).
10:00:46.103 [HikariPool-41 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-41 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms234µs100ns).
10:00:46.103 [HikariPool-39 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-39 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms232µs).
10:00:46.109 [HikariPool-19 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-19 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms199µs700ns).
10:00:46.109 [HikariPool-4 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-4 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms217µs200ns).
10:00:46.109 [HikariPool-29 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-29 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms197µs600ns).
10:00:46.109 [HikariPool-20 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-20 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms198µs700ns).
10:00:46.109 [HikariPool-47 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-47 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms292µs500ns).
10:00:46.109 [HikariPool-44 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-44 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms281µs500ns).
10:00:46.109 [HikariPool-52 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-52 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms318µs).
10:00:46.109 [HikariPool-43 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-43 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms356µs200ns).
10:00:46.109 [HikariPool-8 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-8 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms366µs700ns).
10:00:46.109 [HikariPool-54 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-54 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms470µs900ns).
10:00:46.111 [HikariPool-23 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-23 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms388µs100ns).
10:00:46.111 [HikariPool-13 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-13 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms448µs800ns).
10:00:46.112 [HikariPool-14 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-14 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms447µs900ns).
10:00:46.112 [HikariPool-45 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-45 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms498µs500ns).
10:00:46.116 [HikariPool-16 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-16 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms418µs600ns).
10:00:46.119 [HikariPool-34 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-34 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms237µs200ns).
10:00:46.119 [HikariPool-36 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-36 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms236µs800ns).
10:00:46.119 [HikariPool-10 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-10 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms257µs).
10:00:46.122 [HikariPool-38 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-38 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms235µs400ns).
10:00:46.122 [HikariPool-31 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-31 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms195µs500ns).
10:00:46.129 [HikariPool-11 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-11 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms165µs).
10:00:46.132 [HikariPool-32 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-32 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms44µs400ns).
10:00:46.132 [HikariPool-6 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-6 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms7µs200ns).
10:00:46.132 [HikariPool-53 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-53 - Thread starvation or clock leap detected (housekeeper delta=1h8m13s356ms6µs900ns).
10:23:11.145 [SpringApplicationShutdownHook] WARN  org.hibernate.orm.cache - HHH90001002: Attempt to restop an already stopped JCacheRegionFactory.
10:23:47.391 [restartedMain] WARN  o.s.b.a.o.j.JpaBaseConfiguration$JpaWebConfiguration - spring.jpa.open-in-view is enabled by default. Therefore, database queries may be performed during view rendering. Explicitly configure spring.jpa.open-in-view to disable this warning
10:53:05.035 [HikariPool-17 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-17 - Thread starvation or clock leap detected (housekeeper delta=29m8s873ms969µs600ns).
10:53:05.035 [HikariPool-23 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-23 - Thread starvation or clock leap detected (housekeeper delta=29m8s867ms136µs900ns).
10:53:05.035 [HikariPool-37 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-37 - Thread starvation or clock leap detected (housekeeper delta=29m8s852ms696µs200ns).
10:53:05.035 [HikariPool-44 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-44 - Thread starvation or clock leap detected (housekeeper delta=29m8s843ms870µs).
10:53:05.035 [HikariPool-48 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-48 - Thread starvation or clock leap detected (housekeeper delta=29m8s836ms857µs400ns).
10:53:05.036 [HikariPool-2 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-2 - Thread starvation or clock leap detected (housekeeper delta=28m43s269ms120µs800ns).
10:53:05.035 [HikariPool-41 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-41 - Thread starvation or clock leap detected (housekeeper delta=29m8s847ms641µs200ns).
10:53:05.035 [HikariPool-11 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-11 - Thread starvation or clock leap detected (housekeeper delta=29m8s881ms686µs800ns).
10:53:05.036 [HikariPool-8 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-8 - Thread starvation or clock leap detected (housekeeper delta=29m8s884ms990µs700ns).
10:53:05.036 [HikariPool-15 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-15 - Thread starvation or clock leap detected (housekeeper delta=29m8s876ms236µs400ns).
10:53:05.035 [HikariPool-31 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-31 - Thread starvation or clock leap detected (housekeeper delta=29m8s859ms489µs900ns).
10:53:05.036 [HikariPool-26 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-26 - Thread starvation or clock leap detected (housekeeper delta=29m8s865ms582µs).
10:53:05.035 [HikariPool-24 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-24 - Thread starvation or clock leap detected (housekeeper delta=29m8s867ms258µs400ns).
10:53:05.035 [HikariPool-45 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-45 - Thread starvation or clock leap detected (housekeeper delta=29m8s842ms908µs300ns).
10:53:05.035 [HikariPool-13 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-13 - Thread starvation or clock leap detected (housekeeper delta=29m8s879ms851µs400ns).
10:53:05.035 [HikariPool-40 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-40 - Thread starvation or clock leap detected (housekeeper delta=29m8s847ms600µs400ns).
10:53:05.035 [HikariPool-16 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-16 - Thread starvation or clock leap detected (housekeeper delta=29m8s875ms883µs400ns).
10:53:05.036 [HikariPool-32 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-32 - Thread starvation or clock leap detected (housekeeper delta=29m8s858ms799µs200ns).
10:53:05.035 [HikariPool-22 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-22 - Thread starvation or clock leap detected (housekeeper delta=29m8s869ms55µs900ns).
10:53:05.035 [HikariPool-42 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-42 - Thread starvation or clock leap detected (housekeeper delta=29m8s846ms737µs500ns).
10:53:05.035 [HikariPool-28 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-28 - Thread starvation or clock leap detected (housekeeper delta=29m8s862ms310µs100ns).
10:53:05.035 [HikariPool-1 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-1 - Thread starvation or clock leap detected (housekeeper delta=29m10s879ms160µs).
10:53:05.035 [HikariPool-19 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-19 - Thread starvation or clock leap detected (housekeeper delta=29m8s872ms122µs300ns).
10:53:05.036 [HikariPool-33 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-33 - Thread starvation or clock leap detected (housekeeper delta=29m8s857ms873µs100ns).
10:53:05.035 [HikariPool-36 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-36 - Thread starvation or clock leap detected (housekeeper delta=29m8s853ms639µs400ns).
10:53:05.036 [HikariPool-38 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-38 - Thread starvation or clock leap detected (housekeeper delta=29m8s848ms33µs900ns).
10:53:05.035 [HikariPool-12 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-12 - Thread starvation or clock leap detected (housekeeper delta=29m8s879ms814µs100ns).
10:53:05.035 [HikariPool-51 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-51 - Thread starvation or clock leap detected (housekeeper delta=29m8s836ms866µs900ns).
10:53:05.035 [HikariPool-53 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-53 - Thread starvation or clock leap detected (housekeeper delta=29m8s258ms754µs500ns).
10:53:05.035 [HikariPool-47 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-47 - Thread starvation or clock leap detected (housekeeper delta=29m8s836ms769µs500ns).
10:53:05.035 [HikariPool-49 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-49 - Thread starvation or clock leap detected (housekeeper delta=29m8s836ms855µs700ns).
10:53:05.035 [HikariPool-52 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-52 - Thread starvation or clock leap detected (housekeeper delta=29m8s835ms312µs800ns).
10:53:05.035 [HikariPool-7 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-7 - Thread starvation or clock leap detected (housekeeper delta=29m8s885ms697µs800ns).
10:53:05.035 [HikariPool-6 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-6 - Thread starvation or clock leap detected (housekeeper delta=29m8s886ms643µs700ns).
10:53:05.035 [HikariPool-50 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-50 - Thread starvation or clock leap detected (housekeeper delta=29m8s836ms896µs400ns).
10:53:05.035 [HikariPool-29 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-29 - Thread starvation or clock leap detected (housekeeper delta=29m8s861ms340µs500ns).
10:53:05.035 [HikariPool-35 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-35 - Thread starvation or clock leap detected (housekeeper delta=29m8s854ms536µs100ns).
10:53:05.036 [HikariPool-3 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-3 - Thread starvation or clock leap detected (housekeeper delta=29m8s890ms808µs700ns).
10:53:05.035 [HikariPool-5 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-5 - Thread starvation or clock leap detected (housekeeper delta=29m8s887ms571µs900ns).
10:53:05.036 [HikariPool-9 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-9 - Thread starvation or clock leap detected (housekeeper delta=29m8s883ms992µs300ns).
10:53:05.035 [HikariPool-34 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-34 - Thread starvation or clock leap detected (housekeeper delta=29m8s856ms445µs900ns).
10:53:05.035 [HikariPool-18 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-18 - Thread starvation or clock leap detected (housekeeper delta=29m8s873ms51µs).
10:53:05.036 [HikariPool-20 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-20 - Thread starvation or clock leap detected (housekeeper delta=29m8s871ms392µs200ns).
10:53:05.036 [HikariPool-14 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-14 - Thread starvation or clock leap detected (housekeeper delta=29m8s878ms189µs500ns).
10:53:05.036 [HikariPool-21 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-21 - Thread starvation or clock leap detected (housekeeper delta=29m8s870ms478µs).
10:53:05.035 [HikariPool-46 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-46 - Thread starvation or clock leap detected (housekeeper delta=29m8s836ms718µs600ns).
10:53:05.036 [HikariPool-27 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-27 - Thread starvation or clock leap detected (housekeeper delta=29m8s863ms667µs).
10:53:05.035 [HikariPool-25 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-25 - Thread starvation or clock leap detected (housekeeper delta=29m8s865ms317µs300ns).
10:53:05.035 [HikariPool-10 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-10 - Thread starvation or clock leap detected (housekeeper delta=29m8s881ms682µs500ns).
10:53:05.035 [HikariPool-4 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-4 - Thread starvation or clock leap detected (housekeeper delta=29m8s889ms427µs).
10:53:05.035 [HikariPool-30 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-30 - Thread starvation or clock leap detected (housekeeper delta=29m8s860ms457µs200ns).
10:53:05.035 [HikariPool-43 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-43 - Thread starvation or clock leap detected (housekeeper delta=29m8s845ms29µs100ns).
10:53:05.036 [HikariPool-39 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-39 - Thread starvation or clock leap detected (housekeeper delta=29m8s848ms83µs300ns).
10:54:16.382 [SpringApplicationShutdownHook] WARN  org.hibernate.orm.cache - HHH90001002: Attempt to restop an already stopped JCacheRegionFactory.
10:54:48.473 [restartedMain] WARN  o.s.b.a.o.j.JpaBaseConfiguration$JpaWebConfiguration - spring.jpa.open-in-view is enabled by default. Therefore, database queries may be performed during view rendering. Explicitly configure spring.jpa.open-in-view to disable this warning
10:59:15.345 [SpringApplicationShutdownHook] WARN  org.hibernate.orm.cache - HHH90001002: Attempt to restop an already stopped JCacheRegionFactory.
16:16:50.516 [restartedMain] WARN  o.s.b.a.o.j.JpaBaseConfiguration$JpaWebConfiguration - spring.jpa.open-in-view is enabled by default. Therefore, database queries may be performed during view rendering. Explicitly configure spring.jpa.open-in-view to disable this warning
16:58:11.305 [SpringApplicationShutdownHook] WARN  org.hibernate.orm.cache - HHH90001002: Attempt to restop an already stopped JCacheRegionFactory.
16:58:41.052 [restartedMain] WARN  o.s.b.a.o.j.JpaBaseConfiguration$JpaWebConfiguration - spring.jpa.open-in-view is enabled by default. Therefore, database queries may be performed during view rendering. Explicitly configure spring.jpa.open-in-view to disable this warning
17:05:43.525 [SpringApplicationShutdownHook] WARN  org.hibernate.orm.cache - HHH90001002: Attempt to restop an already stopped JCacheRegionFactory.
17:06:13.935 [restartedMain] WARN  o.s.b.a.o.j.JpaBaseConfiguration$JpaWebConfiguration - spring.jpa.open-in-view is enabled by default. Therefore, database queries may be performed during view rendering. Explicitly configure spring.jpa.open-in-view to disable this warning
17:11:56.348 [HikariPool-45 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-45 - Thread starvation or clock leap detected (housekeeper delta=50s370ms539µs200ns).
17:11:56.348 [HikariPool-51 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-51 - Thread starvation or clock leap detected (housekeeper delta=50s370ms301µs800ns).
17:11:56.348 [HikariPool-40 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-40 - Thread starvation or clock leap detected (housekeeper delta=50s370ms729µs400ns).
17:11:56.348 [HikariPool-39 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-39 - Thread starvation or clock leap detected (housekeeper delta=50s370ms899µs600ns).
17:11:56.348 [HikariPool-33 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-33 - Thread starvation or clock leap detected (housekeeper delta=50s370ms916µs500ns).
17:11:56.348 [HikariPool-28 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-28 - Thread starvation or clock leap detected (housekeeper delta=50s370ms970µs400ns).
17:11:56.348 [HikariPool-48 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-48 - Thread starvation or clock leap detected (housekeeper delta=50s370ms946µs500ns).
17:11:56.348 [HikariPool-22 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-22 - Thread starvation or clock leap detected (housekeeper delta=50s370ms995µs400ns).
17:11:56.348 [HikariPool-21 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-21 - Thread starvation or clock leap detected (housekeeper delta=50s371ms20µs900ns).
17:11:56.348 [HikariPool-50 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-50 - Thread starvation or clock leap detected (housekeeper delta=50s371ms111µs200ns).
17:11:56.349 [HikariPool-16 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-16 - Thread starvation or clock leap detected (housekeeper delta=50s371ms55µs800ns).
17:11:56.349 [HikariPool-49 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-49 - Thread starvation or clock leap detected (housekeeper delta=50s371ms201µs).
17:11:56.349 [HikariPool-36 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-36 - Thread starvation or clock leap detected (housekeeper delta=50s371ms181µs400ns).
17:11:56.349 [HikariPool-44 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-44 - Thread starvation or clock leap detected (housekeeper delta=50s371ms278µs200ns).
17:11:56.349 [HikariPool-30 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-30 - Thread starvation or clock leap detected (housekeeper delta=50s371ms269µs100ns).
17:11:56.349 [HikariPool-37 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-37 - Thread starvation or clock leap detected (housekeeper delta=50s371ms414µs600ns).
17:11:56.349 [HikariPool-3 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-3 - Thread starvation or clock leap detected (housekeeper delta=50s371ms365µs400ns).
17:11:56.349 [HikariPool-32 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-32 - Thread starvation or clock leap detected (housekeeper delta=50s371ms469µs500ns).
17:11:56.349 [HikariPool-23 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-23 - Thread starvation or clock leap detected (housekeeper delta=50s371ms482µs).
17:11:56.349 [HikariPool-31 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-31 - Thread starvation or clock leap detected (housekeeper delta=50s371ms533µs300ns).
17:11:56.349 [HikariPool-18 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-18 - Thread starvation or clock leap detected (housekeeper delta=50s371ms496µs800ns).
17:11:56.349 [HikariPool-14 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-14 - Thread starvation or clock leap detected (housekeeper delta=50s371ms694µs800ns).
17:11:56.349 [HikariPool-1 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-1 - Thread starvation or clock leap detected (housekeeper delta=50s371ms454µs200ns).
17:11:56.349 [HikariPool-8 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-8 - Thread starvation or clock leap detected (housekeeper delta=50s371ms736µs300ns).
17:11:56.349 [HikariPool-7 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-7 - Thread starvation or clock leap detected (housekeeper delta=50s371ms727µs500ns).
17:11:56.349 [HikariPool-11 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-11 - Thread starvation or clock leap detected (housekeeper delta=50s371ms759µs100ns).
17:11:56.348 [HikariPool-46 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-46 - Thread starvation or clock leap detected (housekeeper delta=50s370ms555µs400ns).
17:11:56.349 [HikariPool-2 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-2 - Thread starvation or clock leap detected (housekeeper delta=50s371ms767µs800ns).
17:11:56.348 [HikariPool-53 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-53 - Thread starvation or clock leap detected (housekeeper delta=50s370ms301µs900ns).
17:11:56.348 [HikariPool-27 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-27 - Thread starvation or clock leap detected (housekeeper delta=50s370ms975µs600ns).
17:11:56.348 [HikariPool-34 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-34 - Thread starvation or clock leap detected (housekeeper delta=50s370ms893µs700ns).
17:11:56.349 [HikariPool-6 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-6 - Thread starvation or clock leap detected (housekeeper delta=50s371ms842µs).
17:11:56.349 [HikariPool-5 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-5 - Thread starvation or clock leap detected (housekeeper delta=50s371ms889µs300ns).
17:11:56.349 [HikariPool-41 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-41 - Thread starvation or clock leap detected (housekeeper delta=50s371ms172µs900ns).
17:11:56.349 [HikariPool-24 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-24 - Thread starvation or clock leap detected (housekeeper delta=50s371ms428µs600ns).
17:11:56.349 [HikariPool-35 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-35 - Thread starvation or clock leap detected (housekeeper delta=50s371ms203µs).
17:11:56.349 [HikariPool-15 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-15 - Thread starvation or clock leap detected (housekeeper delta=50s371ms235µs).
17:11:56.349 [HikariPool-10 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-10 - Thread starvation or clock leap detected (housekeeper delta=50s371ms264µs).
17:11:56.349 [HikariPool-43 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-43 - Thread starvation or clock leap detected (housekeeper delta=50s371ms357µs900ns).
17:11:56.349 [HikariPool-9 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-9 - Thread starvation or clock leap detected (housekeeper delta=50s371ms307µs700ns).
17:11:56.349 [HikariPool-38 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-38 - Thread starvation or clock leap detected (housekeeper delta=50s371ms383µs500ns).
17:11:56.349 [HikariPool-4 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-4 - Thread starvation or clock leap detected (housekeeper delta=50s371ms328µs500ns).
17:11:56.349 [HikariPool-29 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-29 - Thread starvation or clock leap detected (housekeeper delta=50s371ms283µs500ns).
17:11:56.349 [HikariPool-26 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-26 - Thread starvation or clock leap detected (housekeeper delta=50s371ms592µs400ns).
17:11:56.349 [HikariPool-25 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-25 - Thread starvation or clock leap detected (housekeeper delta=50s371ms620µs300ns).
17:11:56.349 [HikariPool-19 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-19 - Thread starvation or clock leap detected (housekeeper delta=50s371ms645µs100ns).
17:11:56.349 [HikariPool-20 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-20 - Thread starvation or clock leap detected (housekeeper delta=50s371ms672µs300ns).
17:11:56.349 [HikariPool-17 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-17 - Thread starvation or clock leap detected (housekeeper delta=50s371ms709µs900ns).
17:11:56.349 [HikariPool-13 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-13 - Thread starvation or clock leap detected (housekeeper delta=50s371ms714µs).
17:11:56.348 [HikariPool-52 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-52 - Thread starvation or clock leap detected (housekeeper delta=50s370ms301µs800ns).
17:11:56.349 [HikariPool-12 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-12 - Thread starvation or clock leap detected (housekeeper delta=50s371ms833µs400ns).
17:11:56.349 [HikariPool-42 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-42 - Thread starvation or clock leap detected (housekeeper delta=50s371ms129µs500ns).
17:11:56.349 [HikariPool-47 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-47 - Thread starvation or clock leap detected (housekeeper delta=50s371ms86µs700ns).
17:24:41.216 [HikariPool-50 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-50 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms243µs300ns).
17:24:41.216 [HikariPool-29 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-29 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms61µs800ns).
17:24:41.216 [HikariPool-35 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-35 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms205µs100ns).
17:24:41.216 [HikariPool-21 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-21 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms187µs100ns).
17:24:41.216 [HikariPool-14 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-14 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms754µs399ns).
17:24:41.216 [HikariPool-19 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-19 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms829µs400ns).
17:24:41.216 [HikariPool-42 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-42 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms406µs200ns).
17:24:41.216 [HikariPool-31 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-31 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms16µs199ns).
17:24:41.216 [HikariPool-32 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-32 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms110µs100ns).
17:24:41.216 [HikariPool-27 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-27 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms592µs200ns).
17:24:41.216 [HikariPool-17 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-17 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms332µs899ns).
17:24:41.216 [HikariPool-37 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-37 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms226µs799ns).
17:24:41.216 [HikariPool-2 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-2 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms845µs).
17:24:41.216 [HikariPool-18 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-18 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms636µs300ns).
17:24:41.216 [HikariPool-45 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-45 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms377µs500ns).
17:24:41.216 [HikariPool-33 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-33 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms842µs500ns).
17:24:41.216 [HikariPool-40 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-40 - Thread starvation or clock leap detected (housekeeper delta=12m44s868ms94µs400ns).
17:24:41.216 [HikariPool-1 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-1 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms278µs800ns).
17:24:41.216 [HikariPool-46 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-46 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms396µs400ns).
17:24:41.216 [HikariPool-4 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-4 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms500µs100ns).
17:24:41.217 [HikariPool-9 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-9 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms553µs).
17:24:41.217 [HikariPool-10 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-10 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms603µs900ns).
17:24:41.217 [HikariPool-5 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-5 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms866µs499ns).
17:24:41.217 [HikariPool-6 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-6 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms235µs599ns).
17:24:41.216 [HikariPool-23 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-23 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms724µs99ns).
17:24:41.216 [HikariPool-47 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-47 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms821µs799ns).
17:24:41.216 [HikariPool-24 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-24 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms783µs).
17:24:41.216 [HikariPool-20 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-20 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms389µs899ns).
17:24:41.216 [HikariPool-30 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-30 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms93µs800ns).
17:24:41.216 [HikariPool-48 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-48 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms994µs200ns).
17:24:41.216 [HikariPool-22 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-22 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms214µs600ns).
17:24:41.216 [HikariPool-53 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-53 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms631µs499ns).
17:24:41.216 [HikariPool-13 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-13 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms669µs300ns).
17:24:41.216 [HikariPool-36 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-36 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms276µs299ns).
17:24:41.216 [HikariPool-25 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-25 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms399µs300ns).
17:24:41.216 [HikariPool-51 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-51 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms795µs).
17:24:41.216 [HikariPool-15 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-15 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms782µs500ns).
17:24:41.216 [HikariPool-8 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-8 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms685µs900ns).
17:24:41.216 [HikariPool-41 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-41 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms346µs900ns).
17:24:41.216 [HikariPool-49 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-49 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms910µs500ns).
17:24:41.216 [HikariPool-12 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-12 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms193µs700ns).
17:24:41.216 [HikariPool-16 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-16 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms993µs900ns).
17:24:41.216 [HikariPool-38 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-38 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms272µs300ns).
17:24:41.216 [HikariPool-28 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-28 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms700µs800ns).
17:24:41.216 [HikariPool-7 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-7 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms904µs699ns).
17:24:41.216 [HikariPool-39 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-39 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms881µs600ns).
17:24:41.216 [HikariPool-34 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-34 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms877µs899ns).
17:24:41.216 [HikariPool-52 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-52 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms824µs700ns).
17:24:41.216 [HikariPool-3 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-3 - Thread starvation or clock leap detected (housekeeper delta=12m44s867ms446µs500ns).
17:24:41.216 [HikariPool-11 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-11 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms266µs200ns).
17:24:41.216 [HikariPool-44 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-44 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms628µs399ns).
17:24:41.216 [HikariPool-43 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-43 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms549µs699ns).
17:24:41.216 [HikariPool-26 housekeeper] WARN  com.zaxxer.hikari.pool.HikariPool - HikariPool-26 - Thread starvation or clock leap detected (housekeeper delta=12m44s866ms309µs299ns).