[rules-users] Is 3.1 M1 backward compatible?

Hi all, the attached example runs ok (slow but ok) on JBoss Rules 3.0.5 Now when I run it with 3.1M1 I have an exception (I pasted it at the end of the mail). Is 3.1 M1 backward compatible? Is this a bug? Should I change the code in some way? Thanks a lot org.drools.RuntimeDroolsException: Exception executing predicate it.telecomitalia.netbox.Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0Pr edicate0Invoker@60bd060e at org.drools.rule.PredicateConstraint.isAllowedCachedRight(PredicateConstr aint.java:196) at org.drools.common.SingleBetaConstraints.isAllowedCachedRight(SingleBetaC onstraints.java:111) at org.drools.reteoo.NotNode.assertObject(NotNode.java:149) at org.drools.reteoo.CompositeObjectSinkAdapter.propagateAssertObject(Compo siteObjectSinkAdapter.java:313) at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:163) at org.drools.reteoo.Rete.assertObject(Rete.java:121) at org.drools.reteoo.ReteooRuleBase.assertObject(ReteooRuleBase.java:196) at org.drools.reteoo.ReteooWorkingMemory.doAssertObject(ReteooWorkingMemory .java:68) at org.drools.common.AbstractWorkingMemory.assertObject(AbstractWorkingMemo ry.java:724) at org.drools.base.DefaultKnowledgeHelper.assertObject(DefaultKnowledgeHelp er.java:72) at org.drools.base.DefaultKnowledgeHelper.assertObject(DefaultKnowledgeHelp er.java:66) at it.telecomitalia.netbox.Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0.c onsequence(Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0.java:17) at it.telecomitalia.netbox.Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0Co nsequenceInvoker.evaluate(Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0 ConsequenceInvoker.java:22) at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:467) at org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:431) at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemo ry.java:360) at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemo ry.java:341) at it.telecomitalia.netbox.MainProvaClass.fireRuleEngineProva(MainProvaClas s.java:85) at it.telecomitalia.netbox.MainProvaClass.main(MainProvaClass.java:23) Caused by: java.lang.ClassCastException: it.telecomitalia.netbox.AggregatedAlarmShadowProxy at org.drools.base.it.telecomitalia.netbox.AllarmeTf$getReferencedElement.g etValue(Unknown Source) at org.drools.base.ClassFieldExtractor.getValue(ClassFieldExtractor.java:79 ) at org.drools.rule.Declaration.getValue(Declaration.java:156) at it.telecomitalia.netbox.Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0Pr edicate0Invoker.evaluate(Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0P redicate0Invoker.java:14) at org.drools.rule.PredicateConstraint.isAllowedCachedRight(PredicateConstr aint.java:190) ... 18 more org.drools.RuntimeDroolsException: Exception executing predicate it.telecomitalia.netbox.Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0Pr edicate0Invoker@60bd060e at org.drools.rule.PredicateConstraint.isAllowedCachedRight(PredicateConstr aint.java:196) at org.drools.common.SingleBetaConstraints.isAllowedCachedRight(SingleBetaC onstraints.java:111) at org.drools.reteoo.NotNode.assertObject(NotNode.java:149) at org.drools.reteoo.CompositeObjectSinkAdapter.propagateAssertObject(Compo siteObjectSinkAdapter.java:313) at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:163) at org.drools.reteoo.Rete.assertObject(Rete.java:121) at org.drools.reteoo.ReteooRuleBase.assertObject(ReteooRuleBase.java:196) at org.drools.reteoo.ReteooWorkingMemory.doAssertObject(ReteooWorkingMemory .java:68) at org.drools.common.AbstractWorkingMemory.assertObject(AbstractWorkingMemo ry.java:724) at org.drools.base.DefaultKnowledgeHelper.assertObject(DefaultKnowledgeHelp er.java:72) at org.drools.base.DefaultKnowledgeHelper.assertObject(DefaultKnowledgeHelp er.java:66) at it.telecomitalia.netbox.Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0.c onsequence(Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0.java:17) at it.telecomitalia.netbox.Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0Co nsequenceInvoker.evaluate(Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0 ConsequenceInvoker.java:22) at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:467) at org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:431) at org.drools.common.AbstractWorkingMemory.doOtherwise(AbstractWorkingMemor y.java:384) at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemo ry.java:366) at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemo ry.java:341) at it.telecomitalia.netbox.MainProvaClass.fireRuleEngineProva(MainProvaClas s.java:85) at it.telecomitalia.netbox.MainProvaClass.main(MainProvaClass.java:23) Caused by: java.lang.ClassCastException: it.telecomitalia.netbox.AggregatedAlarmShadowProxy at org.drools.base.it.telecomitalia.netbox.AllarmeTf$getReferencedElement.g etValue(Unknown Source) at org.drools.base.ClassFieldExtractor.getValue(ClassFieldExtractor.java:79 ) at org.drools.rule.Declaration.getValue(Declaration.java:156) at it.telecomitalia.netbox.Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0Pr edicate0Invoker.evaluate(Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0P redicate0Invoker.java:14) at org.drools.rule.PredicateConstraint.isAllowedCachedRight(PredicateConstr aint.java:190) ... 19 more org.drools.spi.ConsequenceException: org.drools.RuntimeDroolsException: Exception executing predicate it.telecomitalia.netbox.Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0Pr edicate0Invoker@60bd060e at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:471) at org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:431) at org.drools.common.AbstractWorkingMemory.doOtherwise(AbstractWorkingMemor y.java:384) at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemo ry.java:366) at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemo ry.java:341) at it.telecomitalia.netbox.MainProvaClass.fireRuleEngineProva(MainProvaClas s.java:85) at it.telecomitalia.netbox.MainProvaClass.main(MainProvaClass.java:23) Caused by: org.drools.RuntimeDroolsException: Exception executing predicate it.telecomitalia.netbox.Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0Pr edicate0Invoker@60bd060e at org.drools.rule.PredicateConstraint.isAllowedCachedRight(PredicateConstr aint.java:196) at org.drools.common.SingleBetaConstraints.isAllowedCachedRight(SingleBetaC onstraints.java:111) at org.drools.reteoo.NotNode.assertObject(NotNode.java:149) at org.drools.reteoo.CompositeObjectSinkAdapter.propagateAssertObject(Compo siteObjectSinkAdapter.java:313) at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:163) at org.drools.reteoo.Rete.assertObject(Rete.java:121) at org.drools.reteoo.ReteooRuleBase.assertObject(ReteooRuleBase.java:196) at org.drools.reteoo.ReteooWorkingMemory.doAssertObject(ReteooWorkingMemory .java:68) at org.drools.common.AbstractWorkingMemory.assertObject(AbstractWorkingMemo ry.java:724) at org.drools.base.DefaultKnowledgeHelper.assertObject(DefaultKnowledgeHelp er.java:72) at org.drools.base.DefaultKnowledgeHelper.assertObject(DefaultKnowledgeHelp er.java:66) at it.telecomitalia.netbox.Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0.c onsequence(Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0.java:17) at it.telecomitalia.netbox.Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0Co nsequenceInvoker.evaluate(Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0 ConsequenceInvoker.java:22) at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:467) ... 6 more Caused by: java.lang.ClassCastException: it.telecomitalia.netbox.AggregatedAlarmShadowProxy at org.drools.base.it.telecomitalia.netbox.AllarmeTf$getReferencedElement.g etValue(Unknown Source) at org.drools.base.ClassFieldExtractor.getValue(ClassFieldExtractor.java:79 ) at org.drools.rule.Declaration.getValue(Declaration.java:156) at it.telecomitalia.netbox.Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0Pr edicate0Invoker.evaluate(Rule_Nuovo_Allarme_Misura_No_Allarme_Oggetto_0P redicate0Invoker.java:14) at org.drools.rule.PredicateConstraint.isAllowedCachedRight(PredicateConstr aint.java:190) ... 19 more -------------------------------------------------------------------- CONFIDENTIALITY NOTICE This message and its attachments are addressed solely to the persons above and may contain confidential information. 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