[rules-users] Weird drools exception happens from times to times

Paulo Reis casmeiron at gmail.com
Thu Aug 23 13:27:20 EDT 2012


Hi guys,

This exception is bothering me. I have a server running drools in after few days, drools starts throwing it and I have to recompile all the knowledge packages to make it work again.

Does anyone knows what is triggering it?

Thanks in advance.

SEVERE|glassfish3.1.2|javax.enterprise.system.std.com.sun.enterprise.server.logging|_ThreadID=25;_ThreadName=Thread-2;|java.lang.ClassCastException: org.drools.reteoo.FromNode cannot be cast to org.drools.reteoo.BetaNode
	at org.drools.reteoo.ReteooBuilder.resetMasks(ReteooBuilder.java:303)
	at org.drools.reteoo.ReteooBuilder.removeRule(ReteooBuilder.java:267)
	at org.drools.reteoo.ReteooRuleBase.removeRule(ReteooRuleBase.java:459)
	at org.drools.common.AbstractRuleBase.removeRule(AbstractRuleBase.java:1107)
	at org.drools.common.AbstractRuleBase.mergePackage(AbstractRuleBase.java:851)
	at org.drools.common.AbstractRuleBase.addPackages(AbstractRuleBase.java:610)
	at org.drools.reteoo.ReteooRuleBase.addPackages(ReteooRuleBase.java:472)
	at org.drools.impl.KnowledgeBaseImpl.addKnowledgePackages(KnowledgeBaseImpl.java:150)


Paulo Reis
casmeiron at gmail.com



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