Are you inserting facts from different threads in a statefull session? On Tue, Jun 22, 2010 at 10:21 AM, <[email protected]> wrote:
> Anybody have any ideas on this? > > We are seeing ConcurrentModificationException while inserting objects into > working memory. This happens occasionally, either at service start-up, where > the first transaction is being submitted and the rules are loading for the > first time, or sometimes under heavy loads with lots of transactions being > processed by the service: > Drools 5.0.1-GA > AS: Web Logic > JVM: 1.5 > > Fragment of stack trace: > Caused by: java.util.ConcurrentModificationException > java.util.HashMap$HashIterator.nextEntry(HashMap.java:2117) > java.util.HashMap$ValueIterator.next(HashMap.java:2147) > org.drools.reteoo.EntryPointNode.updateSink(EntryPointNode.java:285) > org.drools.reteoo.ObjectTypeNode.attach(ObjectTypeNode.java:279) > > org.drools.reteoo.builder.PatternBuilder.attachObjectTypeNode(PatternBuilder.java:234) > org.drools.reteoo.ClassObjectTypeConf.<init>(ClassObjectTypeConf.java:93) > > org.drools.common.ObjectTypeConfigurationRegistry.getObjectTypeConf(ObjectTypeConfigurationRegistry.java:58) > > org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:849) > > org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:788) > > org.drools.impl.StatefulKnowledgeSessionImpl.insert(StatefulKnowledgeSessionImpl.java:216) > com.wellsfargo.ARGenT.Execution.DefaultLoader.Load(DefaultLoader.java:16) > > > *Tom Murphy > > *Business Process Consultant > Wells Fargo HCFG - CORE Deal Decisioning Platform > > 800 S. Jordan Creek Parkway | West Des Moines, IA 50266 > MAC: X2301-01B > Office: 515 324 4853 | Mobile: 515 423 4334 > > [email protected] > > This transmission may contain information that is confidential and/or > proprietary. If you are not the individual or entity to which it is > addressed, note that any review, disclosure, copying, retransmission, or > other use is strictly prohibited. If you received this transmission in > error, please notify the sender immediately and delete the material from > your system. > > > > > _______________________________________________ > rules-dev mailing list > [email protected] > https://lists.jboss.org/mailman/listinfo/rules-dev > > -- - CTO @ http://www.plugtree.com - MyJourney @ http://salaboy.wordpress.com - Co-Founder @ http://www.jbug.com.ar - Salatino "Salaboy" Mauricio -
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