[jboss-jira] [JBoss JIRA] (DROOLS-215) Corrupted Working/Production memory
Mario Fusco (JIRA)
jira-events at lists.jboss.org
Wed Nov 13 11:08:06 EST 2013
[ https://issues.jboss.org/browse/DROOLS-215?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Mario Fusco resolved DROOLS-215.
--------------------------------
Resolution: Cannot Reproduce Bug
> Corrupted Working/Production memory
> -----------------------------------
>
> Key: DROOLS-215
> URL: https://issues.jboss.org/browse/DROOLS-215
> Project: Drools
> Issue Type: Bug
> Security Level: Public(Everyone can see)
> Affects Versions: 5.5.0.Final
> Reporter: Ales Dolecek
> Assignee: Mario Fusco
> Attachments: ConcurrentNodeMemories.java
>
>
> Experienced ClassCastException mixing BetaMemory and AlphaMemory. There is debate in the mailing list/forum. The problem seems to be related to dymanic updates of knowledgebase.
> Saddly there is no deterministic way how to reproduce the issue, but that should not prevent tracking it here.
> Stack trace from my project:
> java.lang.ClassCastException: org.drools.reteoo.BetaMemory cannot be cast to org.drools.reteoo.AlphaNode$AlphaMemory
> at org.drools.reteoo.AlphaNode.assertObject(AlphaNode.java:136) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.reteoo.CompositeObjectSinkAdapter.doPropagateAssertObject(CompositeObjectSinkAdapter.java:497) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.reteoo.CompositeObjectSinkAdapter.propagateAssertObject(CompositeObjectSinkAdapter.java:382) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:235) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.reteoo.EntryPointNode.assertObject(EntryPointNode.java:240) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:350) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:311) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:903) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.base.DefaultKnowledgeHelper.insert(DefaultKnowledgeHelper.java:192) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.base.DefaultKnowledgeHelper.insert(DefaultKnowledgeHelper.java:186) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at cz.nextiraone.screening.rules.screening.Rule_Telefonni_cislo_z_textu__jen_cifry__225b11d6cd07418aac8c06cf5c86b4b1.defaultConsequence(Rule_Telefonni_cislo_z_textu__jen_cifry__225b11d6cd07418aac8c06cf5c86b4b1.java:7) ~[na
> :na]
> at cz.nextiraone.screening.rules.screening.Rule_Telefonni_cislo_z_textu__jen_cifry__225b11d6cd07418aac8c06cf5c86b4b1DefaultConsequenceInvokerGenerated.evaluate(Unknown Source) ~[na:na]
> at cz.nextiraone.screening.rules.screening.Rule_Telefonni_cislo_z_textu__jen_cifry__225b11d6cd07418aac8c06cf5c86b4b1DefaultConsequenceInvoker.evaluate(Unknown Source) ~[na:na]
> at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:1287) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:1221) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1456) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:710) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:674) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
> at org.drools.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:230) ~[drools-core-5.5.0.Final.jar:5.5.0.Final]
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