Wish: Seam Debug Page support for Hibernate Errors...
henrik.lindberg Mar 29, 2007 3:44 PMI made a mistake in my code and inserted something that violated a uniqie constraint. I got a seam debug page up, but it did not contain any useful information (like the exception). Looking in the JBoss log I found the output below.
The interesting fact here - that a constraint was violated is the interesting piece - would it be possible to get the JDBC errors into the debug page?
Regards
- henrik
21:36:19,859 INFO [STDOUT] Hibernate: insert into ComponentVersion (component_id, versionType, versionString, componentSpec_cspec_id, cversion_id) values (?, ? , ?, ?, ?) 21:36:19,859 WARN [JDBCExceptionReporter] SQL Error: 0, SQLState: null 21:36:19,859 ERROR [JDBCExceptionReporter] Batch entry 0 insert into ComponentVersion (component_id, versionType, versionString, componentSpec_cspec_id, cversio n_id) values (6, osgi, 1.0, NULL, 11) was aborted. Call getNextException to see the cause. 21:36:19,859 WARN [JDBCExceptionReporter] SQL Error: 0, SQLState: 23505 21:36:19,859 ERROR [JDBCExceptionReporter] ERROR: duplicate key violates unique constraint "componentversion_versionstring_key" 21:36:19,859 ERROR [AbstractFlushingEventListener] Could not synchronize database state with session org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:71) at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43) at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:249) at org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.java:92) at org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.java:87) at org.hibernate.jdbc.AbstractBatcher.prepareBatchStatement(AbstractBatcher.java:218) at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2159) at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2595) at org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:51) at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:248) at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:232) at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:139) at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:298) at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27) at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1000) at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:338) at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:515) at org.jboss.tm.TransactionImpl.doBeforeCompletion(TransactionImpl.java:1491) at org.jboss.tm.TransactionImpl.beforePrepare(TransactionImpl.java:1110) at org.jboss.tm.TransactionImpl.commit(TransactionImpl.java:324) at org.jboss.tm.TxManager.commit(TxManager.java:240) at org.jboss.tm.usertx.client.ServerVMClientUserTransaction.commit(ServerVMClientUserTransaction.java:140) at org.jboss.seam.jsf.AbstractSeamPhaseListener.commitOrRollback(AbstractSeamPhaseListener.java:287) at org.jboss.seam.jsf.TransactionalSeamPhaseListener.handleTransactionsAfterPhase(TransactionalSeamPhaseListener.java:41) at org.jboss.seam.jsf.SeamPhaseListener.afterPhase(SeamPhaseListener.java:112) at org.apache.myfaces.lifecycle.PhaseListenerManager.informPhaseListenersAfter(PhaseListenerManager.java:89) at org.apache.myfaces.lifecycle.LifecycleImpl.invokeApplication(LifecycleImpl.java:345) at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:86) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:137) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:63) at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:57) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49) at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49) at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:79) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49) at org.jboss.seam.web.SeamFilter.doFilter(SeamFilter.java:84) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.ajax4jsf.framework.ajax.xmlfilter.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:75) at org.ajax4jsf.framework.ajax.xmlfilter.BaseFilter.doFilter(BaseFilter.java:213) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:432) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) at org.jboss.web.tomcat.tc5.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112) at java.lang.Thread.run(Thread.java:619) Caused by: java.sql.BatchUpdateException: Batch entry 0 insert into ComponentVersion (component_id, versionType, versionString, componentSpec_cspec_id, cversion _id) values (6, osgi, 1.0, NULL, 11) was aborted. Call getNextException to see the cause. at org.postgresql.jdbc2.AbstractJdbc2Statement$BatchResultHandler.handleError(AbstractJdbc2Statement.java:2530) at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1317) at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:350) at org.postgresql.jdbc2.AbstractJdbc2Statement.executeBatch(AbstractJdbc2Statement.java:2592) at org.jboss.resource.adapter.jdbc.WrappedStatement.executeBatch(WrappedStatement.java:519) at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:48) at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242) ... 60 more 21:36:19,890 ERROR [SeamPhaseListener] uncaught exception org.jboss.seam.TransactionException: Could not commit transaction at org.jboss.seam.jsf.AbstractSeamPhaseListener.commitOrRollback(AbstractSeamPhaseListener.java:297) at org.jboss.seam.jsf.TransactionalSeamPhaseListener.handleTransactionsAfterPhase(TransactionalSeamPhaseListener.java:41) at org.jboss.seam.jsf.SeamPhaseListener.afterPhase(SeamPhaseListener.java:112) at org.apache.myfaces.lifecycle.PhaseListenerManager.informPhaseListenersAfter(PhaseListenerManager.java:89) at org.apache.myfaces.lifecycle.LifecycleImpl.invokeApplication(LifecycleImpl.java:345) at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:86) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:137) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:63) at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:57) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49) at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49) at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:79) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49) at org.jboss.seam.web.SeamFilter.doFilter(SeamFilter.java:84) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.ajax4jsf.framework.ajax.xmlfilter.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:75) at org.ajax4jsf.framework.ajax.xmlfilter.BaseFilter.doFilter(BaseFilter.java:213) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:432) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) at org.jboss.web.tomcat.tc5.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112) at java.lang.Thread.run(Thread.java:619) Caused by: org.jboss.tm.JBossRollbackException: Unable to commit, tx=TransactionImpl:XidImpl[FormatId=257, GlobalId=HENRIK_2005/18, BranchQual=, localId=18] sta tus=STATUS_NO_TRANSACTION; - nested throwable: (javax.persistence.EntityExistsException: org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update) at org.jboss.tm.TransactionImpl.commit(TransactionImpl.java:372) at org.jboss.tm.TxManager.commit(TxManager.java:240) at org.jboss.tm.usertx.client.ServerVMClientUserTransaction.commit(ServerVMClientUserTransaction.java:140) at org.jboss.seam.jsf.AbstractSeamPhaseListener.commitOrRollback(AbstractSeamPhaseListener.java:287) ... 40 more Caused by: javax.persistence.EntityExistsException: org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update at org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceException(AbstractEntityManagerImpl.java:622) at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:524) at org.jboss.tm.TransactionImpl.doBeforeCompletion(TransactionImpl.java:1491) at org.jboss.tm.TransactionImpl.beforePrepare(TransactionImpl.java:1110) at org.jboss.tm.TransactionImpl.commit(TransactionImpl.java:324) ... 43 more Caused by: org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:71) at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43) at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:249) at org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.java:92) at org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.java:87) at org.hibernate.jdbc.AbstractBatcher.prepareBatchStatement(AbstractBatcher.java:218) at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2159) at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2595) at org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:51) at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:248) at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:232) at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:139) at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:298) at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27) at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1000) at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:338) at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:515) ... 46 more Caused by: java.sql.BatchUpdateException: Batch entry 0 insert into ComponentVersion (component_id, versionType, versionString, componentSpec_cspec_id, cversion _id) values (6, osgi, 1.0, NULL, 11) was aborted. Call getNextException to see the cause. at org.postgresql.jdbc2.AbstractJdbc2Statement$BatchResultHandler.handleError(AbstractJdbc2Statement.java:2530) at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1317) at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:350) at org.postgresql.jdbc2.AbstractJdbc2Statement.executeBatch(AbstractJdbc2Statement.java:2592) at org.jboss.resource.adapter.jdbc.WrappedStatement.executeBatch(WrappedStatement.java:519) at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:48) at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242) ... 60 more 21:36:19,906 INFO [Exceptions] reading exception mappings from /WEB-INF/pages.xml 21:36:19,906 ERROR [DebugPageHandler] redirecting to debug page java.sql.BatchUpdateException: Batch entry 0 insert into ComponentVersion (component_id, versionType, versionString, componentSpec_cspec_id, cversion_id) values (6, osgi, 1.0, NULL, 11) was aborted. Call getNextException to see the cause. at org.postgresql.jdbc2.AbstractJdbc2Statement$BatchResultHandler.handleError(AbstractJdbc2Statement.java:2530) at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1317) at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:350) at org.postgresql.jdbc2.AbstractJdbc2Statement.executeBatch(AbstractJdbc2Statement.java:2592) at org.jboss.resource.adapter.jdbc.WrappedStatement.executeBatch(WrappedStatement.java:519) at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:48) at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242) at org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.java:92) at org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.java:87) at org.hibernate.jdbc.AbstractBatcher.prepareBatchStatement(AbstractBatcher.java:218) at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2159) at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2595) at org.hibernate.action.EntityInsertAction.execute(EntityInsertAction.java:51) at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:248) at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:232) at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:139) at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:298) at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27) at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1000) at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:338) at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:515) at org.jboss.tm.TransactionImpl.doBeforeCompletion(TransactionImpl.java:1491) at org.jboss.tm.TransactionImpl.beforePrepare(TransactionImpl.java:1110) at org.jboss.tm.TransactionImpl.commit(TransactionImpl.java:324) at org.jboss.tm.TxManager.commit(TxManager.java:240) at org.jboss.tm.usertx.client.ServerVMClientUserTransaction.commit(ServerVMClientUserTransaction.java:140) at org.jboss.seam.jsf.AbstractSeamPhaseListener.commitOrRollback(AbstractSeamPhaseListener.java:287) at org.jboss.seam.jsf.TransactionalSeamPhaseListener.handleTransactionsAfterPhase(TransactionalSeamPhaseListener.java:41) at org.jboss.seam.jsf.SeamPhaseListener.afterPhase(SeamPhaseListener.java:112) at org.apache.myfaces.lifecycle.PhaseListenerManager.informPhaseListenersAfter(PhaseListenerManager.java:89) at org.apache.myfaces.lifecycle.LifecycleImpl.invokeApplication(LifecycleImpl.java:345) at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:86) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:137) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:63) at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:57) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49) at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49) at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:79) at org.jboss.seam.web.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:49) at org.jboss.seam.web.SeamFilter.doFilter(SeamFilter.java:84) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.ajax4jsf.framework.ajax.xmlfilter.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:75) at org.ajax4jsf.framework.ajax.xmlfilter.BaseFilter.doFilter(BaseFilter.java:213) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:432) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) at org.jboss.web.tomcat.tc5.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112) at java.lang.Thread.run(Thread.java:619)