Mahi M [https://community.jboss.org/people/jbpm_new] created the discussion "org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update" To view the discussion, visit: https://community.jboss.org/message/719093#719093 -------------------------------------------------------------- Hi JBPM users, I am getting the below exception whenever i proceed with my application in JBPM 5.2. Please do share some information to get out of it. 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:253)     at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:266)     at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:167)     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:504)     at bitronix.tm.BitronixTransaction.fireBeforeCompletionEvent(BitronixTransaction.java:478)     at bitronix.tm.BitronixTransaction.commit(BitronixTransaction.java:193)     at bitronix.tm.BitronixTransactionManager.commit(BitronixTransactionManager.java:120)     at org.drools.persistence.jta.JtaTransactionManager.commit(JtaTransactionManager.java:179)     at org.drools.persistence.SingleSessionCommandService.execute(SingleSessionCommandService.java:348)     at org.drools.command.impl.CommandBasedStatefulKnowledgeSession$1.completeWorkItem(CommandBasedStatefulKnowledgeSession.java:150)     at com.jpmorgan.tss.dm.service.scheduler.common.UpdateIRCatgoryJob.completeWorkItem(UpdateIRCatgoryJob.java:155)     at com.jpmorgan.tss.dm.service.scheduler.common.UpdateIRCatgoryJob.execute(UpdateIRCatgoryJob.java:78)     at org.quartz.core.JobRunShell.run(JobRunShell.java:202)     at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:525) Caused by: java.sql.BatchUpdateException: ORA-00001: unique constraint (DM154.SYS_C0044325) violated     at oracle.jdbc.driver.DatabaseError.throwBatchUpdateException(DatabaseError.java:498)     at oracle.jdbc.driver.OraclePreparedStatement.executeBatch(OraclePreparedStatement.java:12432)     at org.apache.tomcat.dbcp.dbcp.DelegatingStatement.executeBatch(DelegatingStatement.java:297)     at org.apache.tomcat.dbcp.dbcp.DelegatingStatement.executeBatch(DelegatingStatement.java:297)     at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:48)     at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:246)     ... 17 more Feb 23, 2012 6:42:21 PM org.drools.persistence.jta.JtaTransactionManager commit WARNING: Unable to commit transaction javax.persistence.PersistenceException: org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update     at org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceException(AbstractEntityManagerImpl.java:614)     at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:513)     at bitronix.tm.BitronixTransaction.fireBeforeCompletionEvent(BitronixTransaction.java:478)     at bitronix.tm.BitronixTransaction.commit(BitronixTransaction.java:193)     at bitronix.tm.BitronixTransactionManager.commit(BitronixTransactionManager.java:120)     at org.drools.persistence.jta.JtaTransactionManager.commit(JtaTransactionManager.java:179)     at org.drools.persistence.SingleSessionCommandService.execute(SingleSessionCommandService.java:348)     at org.drools.command.impl.CommandBasedStatefulKnowledgeSession$1.completeWorkItem(CommandBasedStatefulKnowledgeSession.java:150)     at com.jpmorgan.tss.dm.service.scheduler.common.UpdateIRCatgoryJob.completeWorkItem(UpdateIRCatgoryJob.java:155)     at com.jpmorgan.tss.dm.service.scheduler.common.UpdateIRCatgoryJob.execute(UpdateIRCatgoryJob.java:78)     at org.quartz.core.JobRunShell.run(JobRunShell.java:202)     at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:525) 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:253)     at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:266)     at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:167)     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:504)     ... 10 more Caused by: java.sql.BatchUpdateException: ORA-00001: unique constraint (DM154.SYS_C0044325) violated     at oracle.jdbc.driver.DatabaseError.throwBatchUpdateException(DatabaseError.java:498)     at oracle.jdbc.driver.OraclePreparedStatement.executeBatch(OraclePreparedStatement.java:12432)     at org.apache.tomcat.dbcp.dbcp.DelegatingStatement.executeBatch(DelegatingStatement.java:297)     at org.apache.tomcat.dbcp.dbcp.DelegatingStatement.executeBatch(DelegatingStatement.java:297)     at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:48)     at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:246)     ... 17 more Feb 23, 2012 6:42:21 PM org.drools.persistence.SingleSessionCommandService rollbackTransaction SEVERE: Could not commit session java.lang.RuntimeException: Unable to commit transaction     at org.drools.persistence.jta.JtaTransactionManager.commit(JtaTransactionManager.java:182)     at org.drools.persistence.SingleSessionCommandService.execute(SingleSessionCommandService.java:348)     at org.drools.command.impl.CommandBasedStatefulKnowledgeSession$1.completeWorkItem(CommandBasedStatefulKnowledgeSession.java:150)     at com.jpmorgan.tss.dm.service.scheduler.common.UpdateIRCatgoryJob.completeWorkItem(UpdateIRCatgoryJob.java:155)     at com.jpmorgan.tss.dm.service.scheduler.common.UpdateIRCatgoryJob.execute(UpdateIRCatgoryJob.java:78)     at org.quartz.core.JobRunShell.run(JobRunShell.java:202)     at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:525) Caused by: javax.persistence.PersistenceException: org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update     at org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceException(AbstractEntityManagerImpl.java:614)     at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:513)     at bitronix.tm.BitronixTransaction.fireBeforeCompletionEvent(BitronixTransaction.java:478)     at bitronix.tm.BitronixTransaction.commit(BitronixTransaction.java:193)     at bitronix.tm.BitronixTransactionManager.commit(BitronixTransactionManager.java:120)     at org.drools.persistence.jta.JtaTransactionManager.commit(JtaTransactionManager.java:179)     ... 6 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:253)     at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:266)     at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:167)     at org.hiber Thanks -------------------------------------------------------------- Reply to this message by going to Community [https://community.jboss.org/message/719093#719093] Start a new discussion in jBPM at Community [https://community.jboss.org/choose-container!input.jspa?contentType=1&...]