On 20/05/2010 17:09, Axelrod, Nelson wrote:

Can anyone explain what this ConsequenceException means?

Exception in thread "main" _org.drools.runtime.rule.ConsequenceException_: _java.lang.ClassCastException_: org.drools.reteoo.AlphaNode$AlphaMemory cannot be cast to org.drools.reteoo.BetaMemory

at org.drools.runtime.rule.impl.DefaultConsequenceExceptionHandler.handleException(_DefaultConsequenceExceptionHandler.java:23_)

at org.drools.common.DefaultAgenda.fireActivation(_DefaultAgenda.java:943_)

at org.drools.common.DefaultAgenda.fireNextItem(_DefaultAgenda.java:885_)

at org.drools.common.DefaultAgenda.fireAllRules(_DefaultAgenda.java:1086_)

at org.drools.common.AbstractWorkingMemory.fireAllRules(_AbstractWorkingMemory.java:660_)

at org.drools.common.AbstractWorkingMemory.fireAllRules(_AbstractWorkingMemory.java:627_)

at org.drools.impl.StatefulKnowledgeSessionImpl.fireAllRules(_StatefulKnowledgeSessionImpl.java:183_)

at org.jcvi.annotation.rulesengine.RulesEngine.fireAllRules(_RulesEngine.java:210_)

      at org.jcvi.annotation.Aruba.run(_Aruba.java:311_)

      at org.jcvi.annotation.RunTest.main(_RunTest.java:55_)

Nelson

Should be fixed in 5.1 M2:
http://www.jboss.org/drools/downloads.html

Mark


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