NullPointerException in ObjectFactory$ObjectEqualEvaluator in 4.0.7 ------------------------------------------------------------------- Key: JBRULES-2547 URL: https://jira.jboss.org/browse/JBRULES-2547 Project: Drools Issue Type: Bug Security Level: Public (Everyone can see) Affects Versions: 4.0.7 Reporter: Eduardo Oré Assignee: Mark Proctor I have a NullPointerException in ObjectEqualEvaluator.evaluate() when trying to make a retract. Caused by: java.lang.NullPointerException at org.drools.base.com.amadeus.jcp.standard.business.ruleservice.policyapplication.facts.hotel.PreferredRoom22074433$getRoom.getValue(Unknown Source) at org.drools.base.ClassFieldExtractor.getValue(ClassFieldExtractor.java:127) at org.drools.base.evaluators.ObjectFactory$ObjectEqualEvaluator.evaluate(ObjectFactory.java:130) at org.drools.util.AbstractHashTable$DoubleCompositeIndex.equal(AbstractHashTable.java:669) at org.drools.util.FactHandleIndexHashTable$FieldIndexEntry.matches(FactHandleIndexHashTable.java:379) at org.drools.util.FactHandleIndexHashTable.remove(FactHandleIndexHashTable.java:200) at org.drools.reteoo.JoinNode.retractObject(JoinNode.java:180) at org.drools.reteoo.CompositeObjectSinkAdapter.propagateRetractObject(CompositeObjectSinkAdapter.java:375) at org.drools.reteoo.ObjectTypeNode.retractObject(ObjectTypeNode.java:189) at org.drools.reteoo.Rete.retractObject(Rete.java:215) at org.drools.reteoo.ReteooRuleBase.retractObject(ReteooRuleBase.java:211) at org.drools.reteoo.ReteooWorkingMemory.doRetract(ReteooWorkingMemory.java:79) at org.drools.common.AbstractWorkingMemory.retract(AbstractWorkingMemory.java:1023) at org.drools.base.DefaultKnowledgeHelper.retract(DefaultKnowledgeHelper.java:122) at com.amadeus.act.hotel.Rule_Company_policy__preferred_Room_without_rate_code_policies_0.consequence(Rule_Company_policy__preferred_Room_without_rate_code_policies_0.java:18) at com.amadeus.act.hotel.Rule_Company_policy__preferred_Room_without_rate_code_policies_0ConsequenceInvoker.evaluate(Rule_Company_policy__preferred_Room_without_rate_code_policies_0ConsequenceInvoker.java:25) at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:554) -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: https://jira.jboss.org/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira