Lubos, Yes, you can always send an e-mail to the list first. In this case, it looks like a bug... needs to be investigated. So, can you please open a JIRA with the report and ideally provide a test case so that we can reproduce the problem and fix it? Thanks, Edson 2010/10/28 Lubos <lpechac(a)pi-ag.com&gt;: > > Exception occures at: > org.drools.core.util.AbstractHashTable$HashTableIterator.next(AbstractHashTable.java:317) > in Drools 5.1.1 when calling insert() on just created > StatefulKnowledgeSession. > > I found similar issues reported for LeftTupleIndexHashTable, it had to do > with initializing row to -1 instead of 0 or something similar. I see that > fixed in Left/RightTupleIndexHashTable but it seems to me like it is still > present in AbstractHashTable. > > The bug occures randomly (inserting the same data), usualy under load. The > index is either -1 or too high. I create multiple sessions in threads from > one KnowledgeBase, sessions are not shared. > > Stack trace I got is: > java.lang.ArrayIndexOutOfBoundsException: 16 > at > org.drools.core.util.AbstractHashTable$HashTableIterator.next(AbstractHashTable.java:317) > at > org.drools.reteoo.EntryPointNode.updateSink(EntryPointNode.java:323) > at > org.drools.reteoo.ObjectTypeNode.attach(ObjectTypeNode.java:303) > at > org.drools.reteoo.builder.PatternBuilder.attachObjectTypeNode(PatternBuilder.java:257) > at > org.drools.reteoo.ClassObjectTypeConf.<init>(ClassObjectTypeConf.java:92) > at > org.drools.common.ObjectTypeConfigurationRegistry.getObjectTypeConf(ObjectTypeConfigurationRegistry.java:68) > at > org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:981) > at > org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:917) > at > org.drools.impl.StatefulKnowledgeSessionImpl.insert(StatefulKnowledgeSessionImpl.java:251) > > I am not sure if this post belongs here, sorry if not. > Thanks for help/suggestions > Lubos > -- > View this message in context: http://drools-java-rules-engine.46999.n3.nabble.com/5-1-1-ArrayIndexOutOf... > Sent from the Drools - User mailing list archive at Nabble.com. > _______________________________________________ > rules-users mailing list > rules-users(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users > -- Edson Tirelli JBoss Drools Core Development JBoss by Red Hat @ www.jboss.com _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users