Drools ConsequenceException --------------------------- Key: JBRULES-1302 URL: http://jira.jboss.com/jira/browse/JBRULES-1302 Project: JBoss Drools Issue Type: Bug Security Level: Public (Everyone can see) Components: drools-brms Affects Versions: 4.0.1 Environment: Unix Reporter: Prakash Chellappa Fix For: 4.0.1 Hi We are from UBS Investment Bank and are facing a critical problem in one of production System currently using Drools.We require your urgent assistance to get this resolved asap.Below is the details of the error message we are getting. org.drools.spi.ConsequenceException: java.lang.NullPointerException at org.drools.base.DefaultConsequenceExceptionHandler.handleException(DefaultConsequenceExceptionHandler.java:14) at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:553) at org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:514) at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:462) at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:424) at com.ubs.tsna.rhino.matcher2.pb.engine.PBMatchingEngine.doMatching(Unknown Source) at com.ubs.tsna.rhino.matcher2.engine.MatchingEngine.match(Unknown Source) at com.ubs.tsna.rhino.matcher2.action.MatchingAction.execute(Unknown Source) at com.ubs.tsna.workflow.process.ProcessFlow.executeAction(Unknown Source) at com.ubs.tsna.workflow.process.ProcessFlow.executeSingleAction(Unknown Source) at com.ubs.tsna.workflow.process.ProcessFlow.executeAction(Unknown Source) at com.ubs.tsna.workflow.process.ProcessFlow.execute(Unknown Source) at com.ubs.tsna.workflow.process.BaseProcess.processMessage(Unknown Source) at com.ubs.tsna.workflow.process.Process.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Caused by: java.lang.NullPointerException at org.drools.base.com.ubs.tsna.rhino.matcher2.pb.model.TransactionEvent11782857$getMessage.getValue(Unknown Source) at org.drools.base.extractors.BaseObjectClassFieldExtractor.getHashCode(BaseObjectClassFieldExtractor.java:139) at org.drools.base.ClassFieldExtractor.getHashCode(ClassFieldExtractor.java:225) at org.drools.rule.Declaration.getHashCode(Declaration.java:272) at org.drools.util.AbstractHashTable$SingleIndex.hashCodeOf(AbstractHashTable.java:489) at org.drools.util.TupleIndexHashTable.remove(TupleIndexHashTable.java:203) at org.drools.reteoo.NotNode.retractTuple(NotNode.java:208) at org.drools.reteoo.SingleTupleSinkAdapter.propagateRetractTuple(SingleTupleSinkAdapter.java:38) at org.drools.reteoo.JoinNode.retractObject(JoinNode.java:181) at org.drools.reteoo.CompositeObjectSinkAdapter.propagateRetractObject(CompositeObjectSinkAdapter.java:375) at org.drools.reteoo.AlphaNode.retractObject(AlphaNode.java:158) at org.drools.reteoo.SingleObjectSinkAdapter.propagateRetractObject(SingleObjectSinkAdapter.java:32) at org.drools.reteoo.AlphaNode.retractObject(AlphaNode.java:158) at org.drools.reteoo.CompositeObjectSinkAdapter.propagateRetractObject(CompositeObjectSinkAdapter.java:366) at org.drools.reteoo.AlphaNode.retractObject(AlphaNode.java:158) at org.drools.reteoo.CompositeObjectSinkAdapter.propagateRetractObject(CompositeObjectSinkAdapter.java:366) at org.drools.reteoo.ObjectTypeNode.retractObject(ObjectTypeNode.java:180) at org.drools.reteoo.Rete.retractObject(Rete.java:214) at org.drools.reteoo.ReteooRuleBase.retractObject(ReteooRuleBase.java:220) at org.drools.reteoo.ReteooWorkingMemory.doRetract(ReteooWorkingMemory.java:79) at org.drools.common.AbstractWorkingMemory.retract(AbstractWorkingMemory.java:999) at org.drools.base.DefaultKnowledgeHelper.retract(DefaultKnowledgeHelper.java:115) at com.ubs.tsna.rhino.matcher.rules.Rule_Match_0.consequence(Rule_Match_0.java:55) at com.ubs.tsna.rhino.matcher.rules.Rule_Match_0ConsequenceInvoker.evaluate(Rule_Match_0ConsequenceInvoker.java:26) at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:550) We get the error message when we retract the object.The piece of code is given below if( c instanceof TransactionBulkBean ) { retract(c); } if( t instanceof TransactionBulkBean ) { retract(t); } // Retract Old Events for( TransactionEvent ev : MATCHER.retractUnMatchedEvents(c, t) ) { ev.setMessage(null) ; retract (ev); } We dont have support contract at this point of time,But we dont mind going in one by future.We would like to get your help to get this issue addressed ASAP. We would like to call and speak to you on urgent basis.Give us a call on 203 719 4625 or give us the no we can reach you at. Thanks Prakash -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://jira.jboss.com/jira/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira