"asachde" wrote : I get the following exception once a timer has finished execution. It's not hindering what I do but wanted to know is this something due to my timer. | | Thanks. | JPDL Excerpt: | | | | System.out.println("In state wait!!!"); | | | | | System.out.println("Did the timer fire???"); | | | | | | System.out.println("Leaving wait state!!!"); | | | | | | Exception Stack: | org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expecte | d: 1 | at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93) | at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79) | at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58) | at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242) | at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235) | at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:144) | at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:29 | 7) | at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27) | at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:993) | at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:179) | at org.jbpm.svc.Services.close(Services.java:211) | at org.jbpm.JbpmContext.close(JbpmContext.java:139) | at org.jbpm.scheduler.impl.SchedulerThread.executeTimers(SchedulerThread.java:161) | at org.jbpm.scheduler.impl.SchedulerThread.run(SchedulerThread.java:70) | 07:32:01,157 ERROR [AbstractFlushingEventListener] Could not synchronize database state with session | org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expecte | d: 1 | at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93) | at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79) | at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58) | at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242) | at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235) | at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:144) | at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:29 | 7) | at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27) | at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:993) | at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:179) | at org.jbpm.svc.Services.close(Services.java:211) | at org.jbpm.JbpmContext.close(JbpmContext.java:139) | at org.jbpm.scheduler.impl.SchedulerThread.executeTimers(SchedulerThread.java:161) | at org.jbpm.scheduler.impl.SchedulerThread.run(SchedulerThread.java:70) | 07:32:01,208 ERROR [STDERR] org.jbpm.persistence.JbpmPersistenceException: couldn't flush hibernate session | 07:32:01,208 ERROR [STDERR] at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:181) | 07:32:01,208 ERROR [STDERR] at org.jbpm.svc.Services.close(Services.java:211) | 07:32:01,218 ERROR [STDERR] at org.jbpm.JbpmContext.close(JbpmContext.java:139) | 07:32:01,218 ERROR [STDERR] at org.jbpm.scheduler.impl.SchedulerThread.executeTimers(SchedulerThread.java:161) | 07:32:01,218 ERROR [STDERR] at org.jbpm.scheduler.impl.SchedulerThread.run(SchedulerThread.java:70) | 07:32:01,218 ERROR [STDERR] Caused by: org.hibernate.StaleStateException: Batch update returned unexpected row count fro | m update: 0 actual row count: 0 expected: 1 | 07:32:01,228 ERROR [STDERR] at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93) | 07:32:01,228 ERROR [STDERR] at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79) | 07:32:01,228 ERROR [STDERR] at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58) | 07:32:01,228 ERROR [STDERR] at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242) | 07:32:01,238 ERROR [STDERR] at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235) | 07:32:01,238 ERROR [STDERR] at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:144) | 07:32:01,238 ERROR [STDERR] at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlush | ingEventListener.java:297) | 07:32:01,248 ERROR [STDERR] at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.j | ava:27) | 07:32:01,248 ERROR [STDERR] at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:993) | 07:32:01,248 ERROR [STDERR] at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:179) | 07:32:01,258 ERROR [STDERR] ... 4 more | 07:32:01,258 ERROR [Services] problem closing service 'persistence' | org.jbpm.persistence.JbpmPersistenceException: couldn't flush hibernate session | at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:181) | at org.jbpm.svc.Services.close(Services.java:211) | at org.jbpm.JbpmContext.close(JbpmContext.java:139) | at org.jbpm.scheduler.impl.SchedulerThread.executeTimers(SchedulerThread.java:161) | at org.jbpm.scheduler.impl.SchedulerThread.run(SchedulerThread.java:70) | Caused by: org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count | : 0 expected: 1 | at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93) | at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79) | at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58) | at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242) | at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235) | at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:144) | at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:29 | 7) | at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27) | at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:993) | at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:179) | ... 4 more | 07:32:01,318 INFO [SchedulerThread] runtime exception while executing timers | org.jbpm.JbpmException: problem closing services {persistence=org.jbpm.persistence.JbpmPersistenceException: couldn't fl | ush hibernate session} | at org.jbpm.svc.Services.close(Services.java:223) | at org.jbpm.JbpmContext.close(JbpmContext.java:139) | at org.jbpm.scheduler.impl.SchedulerThread.executeTimers(SchedulerThread.java:161) | at org.jbpm.scheduler.impl.SchedulerThread.run(SchedulerThread.java:70) | Caused by: org.jbpm.persistence.JbpmPersistenceException: couldn't flush hibernate session | at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:181) | at org.jbpm.svc.Services.close(Services.java:211) | ... 3 more | Caused by: org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count | : 0 expected: 1 | at org.hibernate.jdbc.BatchingBatcher.checkRowCount(BatchingBatcher.java:93) | at org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:79) | at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58) | at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:242) | at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235) | at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:144) | at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:29 | 7) | at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27) | at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:993) | at org.jbpm.persistence.db.DbPersistenceService.close(DbPersistenceService.java:179) | ... 4 more | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3968605#... 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