JBoss Community

Concurrent modification exception

created by Pavel Sknar in jBPM - View the full discussion

I have exception:

 

Caused by: javax.persistence.RollbackException: Error while committing the transaction                                                                                         
    at org.hibernate.ejb.TransactionImpl.commit(TransactionImpl.java:93)                                                                                                   
    at org.springframework.orm.jpa.ExtendedEntityManagerCreator$ExtendedEntityManagerSynchronization.afterCommit(ExtendedEntityManagerCreator.java:478)                    
    ... 24 more                                                                                                                                                            
Caused by: java.util.ConcurrentModificationException                                                                                                                           
    at java.util.HashMap$HashIterator.nextEntry(HashMap.java:806)                                                                                                          
    at java.util.HashMap$KeyIterator.next(HashMap.java:841)                                                                                                                
    at org.drools.marshalling.impl.OutputMarshaller.writeWorkItem(OutputMarshaller.java:1078)                                                                              
    at org.drools.persistence.info.WorkItemInfo.update(WorkItemInfo.java:134)                                                                                              
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)                                                                                                         
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)                                                                                       
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)                                                                               
    at java.lang.reflect.Method.invoke(Method.java:601)                                                                                                                    
    at org.hibernate.ejb.event.BeanCallback.invoke(BeanCallback.java:37)                                                                                                   
    at org.hibernate.ejb.event.EntityCallbackHandler.callback(EntityCallbackHandler.java:94)                                                                               
    at org.hibernate.ejb.event.EntityCallbackHandler.preUpdate(EntityCallbackHandler.java:79)                                                                              
    at org.hibernate.ejb.event.EJB3FlushEntityEventListener.invokeInterceptor(EJB3FlushEntityEventListener.java:61)                                                        
    at org.hibernate.event.def.DefaultFlushEntityEventListener.handleInterception(DefaultFlushEntityEventListener.java:349)                                                
    at org.hibernate.event.def.DefaultFlushEntityEventListener.scheduleUpdate(DefaultFlushEntityEventListener.java:287)                                                    
    at org.hibernate.event.def.DefaultFlushEntityEventListener.onFlushEntity(DefaultFlushEntityEventListener.java:155)                                                     
    at org.hibernate.event.def.AbstractFlushingEventListener.flushEntities(AbstractFlushingEventListener.java:219)                                                         
    at org.hibernate.event.def.AbstractFlushingEventListener.flushEverythingToExecutions(AbstractFlushingEventListener.java:99)                                            
    at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:50)                                                                        
    at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1216)                                                                                                         
    at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:383)                                                                                                   
    at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:133)                                                                                          
    at org.hibernate.ejb.TransactionImpl.commit(TransactionImpl.java:76)

Reply to this message by going to Community

Start a new discussion in jBPM at Community