修改

src/components/organization/index.vue

@@ -192,9 +192,9 @@ export default {
     },
     checkedKeysDuo: {
       handler(val) {
-        this.$refs.tree.setCheckedKeys([]);
+        this.$refs.treeDuo.setCheckedKeys([]);
         setTimeout(() => {
-          this.$refs.tree.setCheckedKeys(val);
+          this.$refs.treeDuo.setCheckedKeys(val);
         }, 20);
       },
       deep: true,