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- 08:41:49.946 [JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]] ERROR c.a.d.util.JdbcUtils - [close,96] - close connection error
- java.sql.SQLNonTransientConnectionException: Communications link failure during rollback(). Transaction resolution unknown.
- at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:110)
- at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:97)
- at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:89)
- at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:63)
- at com.mysql.cj.jdbc.ConnectionImpl.rollback(ConnectionImpl.java:1835)
- at com.mysql.cj.jdbc.ConnectionImpl.realClose(ConnectionImpl.java:1693)
- at com.mysql.cj.jdbc.ConnectionImpl.close(ConnectionImpl.java:713)
- at com.alibaba.druid.util.JdbcUtils.close(JdbcUtils.java:94)
- at com.alibaba.druid.pool.DruidDataSource.discardConnection(DruidDataSource.java:1528)
- at com.alibaba.druid.pool.DruidDataSource.handleFatalError(DruidDataSource.java:1846)
- at com.alibaba.druid.pool.DruidDataSource.handleConnectionException(DruidDataSource.java:1770)
- at com.alibaba.druid.pool.DruidPooledConnection.handleException(DruidPooledConnection.java:133)
- at com.alibaba.druid.pool.DruidPooledConnection.setAutoCommit(DruidPooledConnection.java:717)
- at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:287)
- at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:400)
- at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:373)
- at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:137)
- at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:71)
- at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
- at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
- at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
- at org.camunda.bpm.engine.impl.interceptor.ExceptionCodeInterceptor.execute(ExceptionCodeInterceptor.java:55)
- at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:164)
- at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:80)
- at java.base/java.lang.Thread.run(Thread.java:834)
- 08:41:49.949 [JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]] ERROR c.a.d.p.DruidDataSource - [handleFatalError,1849] - discard connection
- com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure
- The last packet successfully received from the server was 79,169 milliseconds ago. The last packet sent successfully to the server was 79,172 milliseconds ago.
- at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174)
- at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64)
- at com.mysql.cj.jdbc.ConnectionImpl.setAutoCommit(ConnectionImpl.java:2050)
- at com.alibaba.druid.pool.DruidPooledConnection.setAutoCommit(DruidPooledConnection.java:713)
- at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:287)
- at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:400)
- at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:373)
- at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:137)
- at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:71)
- at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
- at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
- at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
- at org.camunda.bpm.engine.impl.interceptor.ExceptionCodeInterceptor.execute(ExceptionCodeInterceptor.java:55)
- at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:164)
- at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:80)
- at java.base/java.lang.Thread.run(Thread.java:834)
- Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure
- The last packet successfully received from the server was 79,169 milliseconds ago. The last packet sent successfully to the server was 79,172 milliseconds ago.
- at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
- at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
- at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
- at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)
- at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
- at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105)
- at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151)
- at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167)
- at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:581)
- at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:761)
- at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:700)
- at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1051)
- at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
- at com.mysql.cj.NativeSession.execSQL(NativeSession.java:663)
- at com.mysql.cj.jdbc.ConnectionImpl.setAutoCommit(ConnectionImpl.java:2033)
- ... 13 common frames omitted
- Caused by: java.net.SocketTimeoutException: Read timed out
- at java.base/java.net.SocketInputStream.socketRead0(Native Method)
- at java.base/java.net.SocketInputStream.socketRead(SocketInputStream.java:115)
- at java.base/java.net.SocketInputStream.read(SocketInputStream.java:168)
- at java.base/java.net.SocketInputStream.read(SocketInputStream.java:140)
- 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:1334)
- at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:977)
- at java.base/java.io.FilterInputStream.read(FilterInputStream.java:133)
- 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:575)
- ... 19 common frames omitted
- 08:41:49.952 [JobExecutor[org.camunda.bpm.engine.spring.components.jobexecutor.SpringJobExecutor]] ERROR o.c.b.e.jobexecutor - [logError,215] - ENGINE-14019 Exception during job acquisition Could not open JDBC Connection for transaction; nested exception is com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure
- The last packet successfully received from the server was 79,169 milliseconds ago. The last packet sent successfully to the server was 79,172 milliseconds ago.
- org.springframework.transaction.CannotCreateTransactionException: Could not open JDBC Connection for transaction; nested exception is com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure
- The last packet successfully received from the server was 79,169 milliseconds ago. The last packet sent successfully to the server was 79,172 milliseconds ago.
- at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:309)
- at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:400)
- at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:373)
- at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:137)
- at org.camunda.bpm.engine.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:71)
- at org.camunda.bpm.engine.impl.interceptor.ProcessApplicationContextInterceptor.execute(ProcessApplicationContextInterceptor.java:70)
- at org.camunda.bpm.engine.impl.interceptor.CommandCounterInterceptor.execute(CommandCounterInterceptor.java:35)
- at org.camunda.bpm.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:33)
- at org.camunda.bpm.engine.impl.interceptor.ExceptionCodeInterceptor.execute(ExceptionCodeInterceptor.java:55)
- at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.acquireJobs(SequentialJobAcquisitionRunnable.java:164)
- at org.camunda.bpm.engine.impl.jobexecutor.SequentialJobAcquisitionRunnable.run(SequentialJobAcquisitionRunnable.java:80)
- at java.base/java.lang.Thread.run(Thread.java:834)
- Caused by: com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure
- The last packet successfully received from the server was 79,169 milliseconds ago. The last packet sent successfully to the server was 79,172 milliseconds ago.
- at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174)
- at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64)
- at com.mysql.cj.jdbc.ConnectionImpl.setAutoCommit(ConnectionImpl.java:2050)
- at com.alibaba.druid.pool.DruidPooledConnection.setAutoCommit(DruidPooledConnection.java:713)
- at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:287)
- ... 11 common frames omitted
- Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure
- The last packet successfully received from the server was 79,169 milliseconds ago. The last packet sent successfully to the server was 79,172 milliseconds ago.
- at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
- at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
- at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
- at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)
- at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
- at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105)
- at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151)
- at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167)
- at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:581)
- at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:761)
- at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:700)
- at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1051)
- at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:997)
- at com.mysql.cj.NativeSession.execSQL(NativeSession.java:663)
- at com.mysql.cj.jdbc.ConnectionImpl.setAutoCommit(ConnectionImpl.java:2033)
- ... 13 common frames omitted
- Caused by: java.net.SocketTimeoutException: Read timed out
- at java.base/java.net.SocketInputStream.socketRead0(Native Method)
- at java.base/java.net.SocketInputStream.socketRead(SocketInputStream.java:115)
- at java.base/java.net.SocketInputStream.read(SocketInputStream.java:168)
- at java.base/java.net.SocketInputStream.read(SocketInputStream.java:140)
- 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:1334)
- at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:977)
- at java.base/java.io.FilterInputStream.read(FilterInputStream.java:133)
- 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:575)
- ... 19 common frames omitted
- 10:27:21.389 [main] ERROR o.s.b.d.LoggingFailureAnalysisReporter - [report,40] -
- ***************************
- APPLICATION FAILED TO START
- ***************************
- Description:
- Web server failed to start. Port 8080 was already in use.
- Action:
- Identify and stop the process that's listening on port 8080 or configure this application to listen on another port.
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