2025-07-21 01:00:12.343 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@64f279ee] Transaction not enabled
2025-07-21 01:00:20.054 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@2728b1d3] Transaction not enabled
2025-07-21 01:00:21.191 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@3fee518d] Transaction not enabled
2025-07-21 01:00:24.171 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@6ec31922] Transaction not enabled
2025-07-21 01:00:32.014 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@1cafa066] Transaction not enabled
2025-07-21 01:00:40.030 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@7dfbc3f6] Transaction not enabled
2025-07-21 01:00:47.142 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@f832a23] Transaction not enabled
2025-07-21 01:00:47.303 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@3073c472] Transaction not enabled
2025-07-21 01:00:47.375 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@6068923] Transaction not enabled
2025-07-21 01:00:47.448 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@1b1a416f] Transaction not enabled
2025-07-21 01:00:47.518 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@5fe830c4] Transaction not enabled
2025-07-21 01:00:47.588 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@3f386d59] Transaction not enabled
2025-07-21 01:00:47.659 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@14bc8496] Transaction not enabled
2025-07-21 01:00:47.730 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@18b220ee] Transaction not enabled
2025-07-21 01:00:47.802 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@45929783] Transaction not enabled
2025-07-21 01:00:47.875 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@78981df7] Transaction not enabled
2025-07-21 01:00:47.947 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@12c0407] Transaction not enabled
2025-07-21 01:00:48.019 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@377a763] Transaction not enabled
2025-07-21 01:00:48.102 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@3c4dd61f] Transaction not enabled
2025-07-21 01:00:48.173 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@1d59b874] Transaction not enabled
2025-07-21 01:00:48.247 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@5bb61f3f] Transaction not enabled
2025-07-21 01:00:48.320 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@52833dfa] Transaction not enabled
2025-07-21 01:00:48.393 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@6264c23c] Transaction not enabled
2025-07-21 01:00:48.464 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@3d6491a6] Transaction not enabled
2025-07-21 01:00:48.535 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@59c6ae17] Transaction not enabled
2025-07-21 01:00:48.606 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@b1e8cb5] Transaction not enabled
2025-07-21 01:00:48.676 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@e7d4360] Transaction not enabled
2025-07-21 01:00:48.755 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@19ec277a] Transaction not enabled
2025-07-21 01:00:48.785 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@5e7ad355] Transaction not enabled
2025-07-21 01:00:48.812 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@6770cc35] Transaction not enabled
2025-07-21 01:00:48.839 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@2775a3a7] Transaction not enabled
2025-07-21 01:00:48.867 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@5f28113a] Transaction not enabled
2025-07-21 01:00:48.951 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@3fc959dc] Transaction not enabled
2025-07-21 01:00:48.979 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@5dd6722d] Transaction not enabled
2025-07-21 01:00:49.005 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@108b9d75] Transaction not enabled
2025-07-21 01:00:49.033 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@3d6a925b] Transaction not enabled
2025-07-21 01:00:49.060 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@351c3af8] Transaction not enabled
2025-07-21 01:00:49.148 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@3f41c931] Transaction not enabled
2025-07-21 01:00:49.185 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@72acd56] Transaction not enabled
2025-07-21 01:00:49.215 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@6de94e8f] Transaction not enabled
2025-07-21 01:00:49.243 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@be0f676] Transaction not enabled
2025-07-21 01:00:49.271 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@5b7384ed] Transaction not enabled
2025-07-21 01:00:49.361 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@20dd6e77] Transaction not enabled
2025-07-21 01:00:49.389 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@35e90127] Transaction not enabled
2025-07-21 01:00:49.418 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@50d8e9a4] Transaction not enabled
2025-07-21 01:00:49.445 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@6e1579b] Transaction not enabled
2025-07-21 01:00:49.477 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@65c43702] Transaction not enabled
2025-07-21 01:00:50.668 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@ba87e30] Transaction not enabled
2025-07-21 01:00:53.030 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@1c7ef58b] Transaction not enabled
2025-07-21 01:01:01.995 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@5b0a414f] Transaction not enabled
2025-07-21 01:01:02.880 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@547bef20] Transaction not enabled
2025-07-21 01:01:04.758 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@683aff78] Transaction not enabled
2025-07-21 01:01:04.879 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@42883a1f] Transaction not enabled
2025-07-21 01:01:04.948 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@224a4a8e] Transaction not enabled
2025-07-21 01:01:05.019 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@2537e6bb] Transaction not enabled
2025-07-21 01:01:05.083 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@1f06d8f6] Transaction not enabled
2025-07-21 01:01:05.149 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@16f352be] Transaction not enabled
2025-07-21 01:01:05.216 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@7af49efd] Transaction not enabled
2025-07-21 01:01:05.278 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@60ecb181] Transaction not enabled
2025-07-21 01:01:05.344 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@52430d3b] Transaction not enabled
2025-07-21 01:01:05.412 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@2e9989f4] Transaction not enabled
2025-07-21 01:01:05.477 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@62a635e3] Transaction not enabled
2025-07-21 01:01:05.544 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@7879fd1b] Transaction not enabled
2025-07-21 01:01:05.611 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@d7adfd] Transaction not enabled
2025-07-21 01:01:05.679 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@10993ef3] Transaction not enabled
2025-07-21 01:01:05.747 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@55789ae0] Transaction not enabled
2025-07-21 01:01:05.818 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@77470f39] Transaction not enabled
2025-07-21 01:01:05.886 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@626bddbb] Transaction not enabled
2025-07-21 01:01:05.954 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@f06ce77] Transaction not enabled
2025-07-21 01:01:06.020 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@67608b2d] Transaction not enabled
2025-07-21 01:01:06.087 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@503bfcac] Transaction not enabled
2025-07-21 01:01:06.154 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@46d7f18c] Transaction not enabled
2025-07-21 01:01:06.223 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@46d17dc1] Transaction not enabled
2025-07-21 01:01:06.304 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@40ef33ae] Transaction not enabled
2025-07-21 01:01:06.377 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@47baa894] Transaction not enabled
2025-07-21 01:01:06.450 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@eec82e1] Transaction not enabled
2025-07-21 01:01:06.523 |  WARN 152967 | pool-11-thread-1 [TID: N/A] c.b.mybatisplus.extension.toolkit.Db     | SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@714ec8e8] Transaction not enabled
2025-07-21 01:01:07.253 | ERROR 152967 | pool-11-thread-1 [TID: N/A] o.s.s.s.TaskUtils$LoggingErrorHandler    | Unexpected error occurred in scheduled task

java.lang.NullPointerException: null
	at cn.iocoder.yudao.module.plan.service.ocrfile.OcrFileServiceImpl.generateQuestionsBasedOnTheTemplateID(OcrFileServiceImpl.java:262)
	at cn.iocoder.yudao.module.plan.service.ocrfile.OcrFileServiceImpl.lambda$allQuestionsAreGenerated$33(OcrFileServiceImpl.java:601)
	at java.util.ArrayList.forEach(ArrayList.java:1259)
	at cn.iocoder.yudao.module.plan.service.ocrfile.OcrFileServiceImpl.allQuestionsAreGenerated(OcrFileServiceImpl.java:601)
	at cn.iocoder.yudao.module.plan.service.ocrfile.OcrFileServiceImpl$$FastClassBySpringCGLIB$$45dccbf5.invoke(<generated>)
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:793)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:763)
	at org.springframework.validation.beanvalidation.MethodValidationInterceptor.invoke(MethodValidationInterceptor.java:123)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:763)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:708)
	at cn.iocoder.yudao.module.plan.service.ocrfile.OcrFileServiceImpl$$EnhancerBySpringCGLIB$$ea48002b.allQuestionsAreGenerated(<generated>)
	at cn.iocoder.yudao.module.plan.job.CompleteScheduleConfig.lambda$configureTasks$0(CompleteScheduleConfig.java:29)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at org.springframework.scheduling.concurrent.ReschedulingRunnable.run(ReschedulingRunnable.java:95)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:750)

2025-07-21 16:48:47.613 | ERROR 152967 | pool-11-thread-1 [TID: N/A] com.alibaba.druid.pool.DruidDataSource   | {conn-10014} discard

java.sql.SQLNonTransientConnectionException: Server shutdown in progress
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:102)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:114)
	at com.mysql.cj.jdbc.ClientPreparedStatement.executeInternal(ClientPreparedStatement.java:990)
	at com.mysql.cj.jdbc.ClientPreparedStatement.execute(ClientPreparedStatement.java:384)
	at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_execute(FilterChainImpl.java:3446)
	at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_execute(FilterEventAdapter.java:434)
	at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_execute(FilterChainImpl.java:3444)
	at com.alibaba.druid.proxy.jdbc.PreparedStatementProxyImpl.execute(PreparedStatementProxyImpl.java:152)
	at com.alibaba.druid.pool.DruidPooledPreparedStatement.execute(DruidPooledPreparedStatement.java:483)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at sun.reflect.GeneratedMethodAccessor74.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.ibatis.plugin.Plugin.invoke(Plugin.java:64)
	at com.sun.proxy.$Proxy146.query(Unknown Source)
	at org.apache.ibatis.executor.SimpleExecutor.doQuery(SimpleExecutor.java:63)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:325)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor.intercept(MybatisPlusInterceptor.java:81)
	at org.apache.ibatis.plugin.Plugin.invoke(Plugin.java:62)
	at com.sun.proxy.$Proxy145.query(Unknown Source)
	at sun.reflect.GeneratedMethodAccessor73.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.ibatis.plugin.Invocation.proceed(Invocation.java:49)
	at com.github.yulichang.interceptor.MPJInterceptor.intercept(MPJInterceptor.java:78)
	at org.apache.ibatis.plugin.Plugin.invoke(Plugin.java:62)
	at com.sun.proxy.$Proxy145.query(Unknown Source)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:151)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:145)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectOne(DefaultSqlSession.java:76)
	at sun.reflect.GeneratedMethodAccessor104.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:427)
	at com.sun.proxy.$Proxy124.selectOne(Unknown Source)
	at org.mybatis.spring.SqlSessionTemplate.selectOne(SqlSessionTemplate.java:160)
	at com.baomidou.mybatisplus.core.override.MybatisMapperMethod.execute(MybatisMapperMethod.java:89)
	at com.baomidou.mybatisplus.core.override.MybatisMapperProxy$PlainMethodInvoker.invoke(MybatisMapperProxy.java:148)
	at com.baomidou.mybatisplus.core.override.MybatisMapperProxy.invoke(MybatisMapperProxy.java:89)
	at com.sun.proxy.$Proxy323.selectCountByUpdateTimeGt(Unknown Source)
	at cn.iocoder.yudao.module.mp.service.account.MpAccountServiceImpl.lambda$refreshLocalCache$1(MpAccountServiceImpl.java:106)
	at cn.iocoder.yudao.framework.tenant.core.util.TenantUtils.executeIgnore(TenantUtils.java:75)
	at cn.iocoder.yudao.module.mp.service.account.MpAccountServiceImpl.refreshLocalCache(MpAccountServiceImpl.java:97)
	at cn.iocoder.yudao.module.mp.service.account.MpAccountServiceImpl$$FastClassBySpringCGLIB$$f3902b38.invoke(<generated>)
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:793)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:763)
	at org.springframework.validation.beanvalidation.MethodValidationInterceptor.invoke(MethodValidationInterceptor.java:123)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:763)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:708)
	at cn.iocoder.yudao.module.mp.service.account.MpAccountServiceImpl$$EnhancerBySpringCGLIB$$74aa3fd4.refreshLocalCache(<generated>)
	at sun.reflect.GeneratedMethodAccessor103.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:84)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:750)

2025-07-21 16:48:47.620 | ERROR 152967 | Druid-ConnectionPool-Create-677120200 [TID: N/A] com.alibaba.druid.pool.DruidDataSource   | create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/practice?useSSL=false&serverTimezone=GMT%2B8&allowPublicKeyRetrieval=true, errorCode 0, state 08S01

com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:165)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:55)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:837)
	at com.mysql.cj.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:420)
	at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:238)
	at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:180)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118)
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1703)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1786)
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2910)
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:52)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:95)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:140)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:156)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:79)
	at com.mysql.cj.NativeSession.connect(NativeSession.java:142)
	at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:961)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:825)
	... 9 common frames omitted
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:607)
	at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:144)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:53)
	... 12 common frames omitted

2025-07-21 16:48:47.750 | ERROR 152967 | Druid-ConnectionPool-Create-677120200 [TID: N/A] com.alibaba.druid.pool.DruidDataSource   | create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/practice?useSSL=false&serverTimezone=GMT%2B8&allowPublicKeyRetrieval=true, errorCode 0, state 08S01

com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:165)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:55)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:837)
	at com.mysql.cj.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:420)
	at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:238)
	at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:180)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118)
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1703)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1786)
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2910)
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:52)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:95)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:140)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:156)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:79)
	at com.mysql.cj.NativeSession.connect(NativeSession.java:142)
	at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:961)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:825)
	... 9 common frames omitted
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:607)
	at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:144)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:53)
	... 12 common frames omitted

2025-07-21 16:48:47.751 |  INFO 152967 | Druid-ConnectionPool-Create-677120200 [TID: N/A] c.a.druid.pool.DruidAbstractDataSource   | {dataSource-1} failContinuous is true
2025-07-21 16:48:48.253 | ERROR 152967 | Druid-ConnectionPool-Create-677120200 [TID: N/A] com.alibaba.druid.pool.DruidDataSource   | create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/practice?useSSL=false&serverTimezone=GMT%2B8&allowPublicKeyRetrieval=true, errorCode 0, state 08S01

com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:165)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:55)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:837)
	at com.mysql.cj.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:420)
	at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:238)
	at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:180)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118)
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1703)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1786)
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2910)
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:52)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:95)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:140)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:156)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:79)
	at com.mysql.cj.NativeSession.connect(NativeSession.java:142)
	at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:961)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:825)
	... 9 common frames omitted
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:607)
	at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:144)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:53)
	... 12 common frames omitted

2025-07-21 16:48:48.754 | ERROR 152967 | Druid-ConnectionPool-Create-677120200 [TID: N/A] com.alibaba.druid.pool.DruidDataSource   | create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/practice?useSSL=false&serverTimezone=GMT%2B8&allowPublicKeyRetrieval=true, errorCode 0, state 08S01

com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:165)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:55)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:837)
	at com.mysql.cj.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:420)
	at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:238)
	at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:180)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118)
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1703)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1786)
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2910)
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:52)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:95)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:140)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:156)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:79)
	at com.mysql.cj.NativeSession.connect(NativeSession.java:142)
	at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:961)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:825)
	... 9 common frames omitted
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:607)
	at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:144)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:53)
	... 12 common frames omitted

2025-07-21 16:48:49.256 | ERROR 152967 | Druid-ConnectionPool-Create-677120200 [TID: N/A] com.alibaba.druid.pool.DruidDataSource   | create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/practice?useSSL=false&serverTimezone=GMT%2B8&allowPublicKeyRetrieval=true, errorCode 0, state 08S01

com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:165)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:55)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:837)
	at com.mysql.cj.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:420)
	at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:238)
	at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:180)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118)
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1703)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1786)
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2910)
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:52)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:95)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:140)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:156)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:79)
	at com.mysql.cj.NativeSession.connect(NativeSession.java:142)
	at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:961)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:825)
	... 9 common frames omitted
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:607)
	at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:144)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:53)
	... 12 common frames omitted

2025-07-21 16:48:49.758 | ERROR 152967 | Druid-ConnectionPool-Create-677120200 [TID: N/A] com.alibaba.druid.pool.DruidDataSource   | create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/practice?useSSL=false&serverTimezone=GMT%2B8&allowPublicKeyRetrieval=true, errorCode 0, state 08S01

com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:165)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:55)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:837)
	at com.mysql.cj.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:420)
	at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:238)
	at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:180)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118)
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1703)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1786)
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2910)
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:52)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:95)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:140)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:156)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:79)
	at com.mysql.cj.NativeSession.connect(NativeSession.java:142)
	at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:961)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:825)
	... 9 common frames omitted
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:607)
	at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:144)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:53)
	... 12 common frames omitted

2025-07-21 16:48:50.261 | ERROR 152967 | Druid-ConnectionPool-Create-677120200 [TID: N/A] com.alibaba.druid.pool.DruidDataSource   | create connection SQLException, url: jdbc:mysql://127.0.0.1:3306/practice?useSSL=false&serverTimezone=GMT%2B8&allowPublicKeyRetrieval=true, errorCode 0, state 08S01

com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:165)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:55)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:837)
	at com.mysql.cj.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:420)
	at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:238)
	at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:180)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118)
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232)
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1703)
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1786)
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2910)
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:52)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:95)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:140)
	at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:156)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:79)
	at com.mysql.cj.NativeSession.connect(NativeSession.java:142)
	at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:961)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:825)
	... 9 common frames omitted
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:607)
	at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:144)
	at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:53)
	... 12 common frames omitted

2025-07-21 16:48:50.813 |  INFO 152967 | Druid-ConnectionPool-Create-677120200 [TID: N/A] c.a.druid.pool.DruidAbstractDataSource   | {dataSource-1} failContinuous is false
2025-07-21 16:48:50.816 | ERROR 152967 | pool-11-thread-1 [TID: N/A] o.s.s.s.TaskUtils$LoggingErrorHandler    | Unexpected error occurred in scheduled task

org.springframework.dao.DataAccessResourceFailureException: 
### Error querying database.  Cause: java.sql.SQLNonTransientConnectionException: Server shutdown in progress
### The error may exist in cn/iocoder/yudao/module/mp/dal/mysql/account/MpAccountMapper.java (best guess)
### The error may involve cn.iocoder.yudao.module.mp.dal.mysql.account.MpAccountMapper.selectCountByUpdateTimeGt-Inline
### The error occurred while setting parameters
### SQL: SELECT COUNT(*) FROM mp_account WHERE update_time > ?
### Cause: java.sql.SQLNonTransientConnectionException: Server shutdown in progress
; Server shutdown in progress; nested exception is java.sql.SQLNonTransientConnectionException: Server shutdown in progress
	at org.springframework.jdbc.support.SQLExceptionSubclassTranslator.doTranslate(SQLExceptionSubclassTranslator.java:81)
	at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:70)
	at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:79)
	at org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:91)
	at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:441)
	at com.sun.proxy.$Proxy124.selectOne(Unknown Source)
	at org.mybatis.spring.SqlSessionTemplate.selectOne(SqlSessionTemplate.java:160)
	at com.baomidou.mybatisplus.core.override.MybatisMapperMethod.execute(MybatisMapperMethod.java:89)
	at com.baomidou.mybatisplus.core.override.MybatisMapperProxy$PlainMethodInvoker.invoke(MybatisMapperProxy.java:148)
	at com.baomidou.mybatisplus.core.override.MybatisMapperProxy.invoke(MybatisMapperProxy.java:89)
	at com.sun.proxy.$Proxy323.selectCountByUpdateTimeGt(Unknown Source)
	at cn.iocoder.yudao.module.mp.service.account.MpAccountServiceImpl.lambda$refreshLocalCache$1(MpAccountServiceImpl.java:106)
	at cn.iocoder.yudao.framework.tenant.core.util.TenantUtils.executeIgnore(TenantUtils.java:75)
	at cn.iocoder.yudao.module.mp.service.account.MpAccountServiceImpl.refreshLocalCache(MpAccountServiceImpl.java:97)
	at cn.iocoder.yudao.module.mp.service.account.MpAccountServiceImpl$$FastClassBySpringCGLIB$$f3902b38.invoke(<generated>)
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:793)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:763)
	at org.springframework.validation.beanvalidation.MethodValidationInterceptor.invoke(MethodValidationInterceptor.java:123)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:763)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:708)
	at cn.iocoder.yudao.module.mp.service.account.MpAccountServiceImpl$$EnhancerBySpringCGLIB$$74aa3fd4.refreshLocalCache(<generated>)
	at sun.reflect.GeneratedMethodAccessor103.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:84)
	at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:750)
Caused by: java.sql.SQLNonTransientConnectionException: Server shutdown in progress
	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:102)
	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:114)
	at com.mysql.cj.jdbc.ClientPreparedStatement.executeInternal(ClientPreparedStatement.java:990)
	at com.mysql.cj.jdbc.ClientPreparedStatement.execute(ClientPreparedStatement.java:384)
	at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_execute(FilterChainImpl.java:3446)
	at com.alibaba.druid.filter.FilterEventAdapter.preparedStatement_execute(FilterEventAdapter.java:434)
	at com.alibaba.druid.filter.FilterChainImpl.preparedStatement_execute(FilterChainImpl.java:3444)
	at com.alibaba.druid.proxy.jdbc.PreparedStatementProxyImpl.execute(PreparedStatementProxyImpl.java:152)
	at com.alibaba.druid.pool.DruidPooledPreparedStatement.execute(DruidPooledPreparedStatement.java:483)
	at org.apache.ibatis.executor.statement.PreparedStatementHandler.query(PreparedStatementHandler.java:64)
	at org.apache.ibatis.executor.statement.RoutingStatementHandler.query(RoutingStatementHandler.java:79)
	at sun.reflect.GeneratedMethodAccessor74.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.ibatis.plugin.Plugin.invoke(Plugin.java:64)
	at com.sun.proxy.$Proxy146.query(Unknown Source)
	at org.apache.ibatis.executor.SimpleExecutor.doQuery(SimpleExecutor.java:63)
	at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:325)
	at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:156)
	at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:109)
	at com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor.intercept(MybatisPlusInterceptor.java:81)
	at org.apache.ibatis.plugin.Plugin.invoke(Plugin.java:62)
	at com.sun.proxy.$Proxy145.query(Unknown Source)
	at sun.reflect.GeneratedMethodAccessor73.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.ibatis.plugin.Invocation.proceed(Invocation.java:49)
	at com.github.yulichang.interceptor.MPJInterceptor.intercept(MPJInterceptor.java:78)
	at org.apache.ibatis.plugin.Plugin.invoke(Plugin.java:62)
	at com.sun.proxy.$Proxy145.query(Unknown Source)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:151)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:145)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:140)
	at org.apache.ibatis.session.defaults.DefaultSqlSession.selectOne(DefaultSqlSession.java:76)
	at sun.reflect.GeneratedMethodAccessor104.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:427)
	... 31 common frames omitted