[rules-users] java.lang.ClassCastException: org.drools.reteoo.BetaMemory cannot be cast to org.drools.reteoo.AlphaNode$AlphaMemory

[Davide Sottara]

It looks really bad.. as in RETE corruption. Can you try 5.6.0-SNAPSHOT or
6.0.0-SNAPSHOT?
It would really help to see the ruleset which generated this exception.


On Wed, May 1, 2013 at 12:24 PM, dcrissman <dcrissman at redhat.com> wrote:

> Does this mean anything to anyone?
>
> I found this, but I am using  5.5.0.Final:
>
> http://drools.46999.n3.nabble.com/org-drools-reteoo-AlphaNode-AlphaMemory-cannot-be-cast-to-org-drools-reteoo-BetaMemory-td832213.html
>
> 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)
>         at
>
> org.drools.reteoo.CompositeObjectSinkAdapter.doPropagateAssertObject(CompositeObjectSinkAdapter.java:497)
>         at
>
> org.drools.reteoo.CompositeObjectSinkAdapter.propagateAssertObject(CompositeObjectSinkAdapter.java:382)
>         at org.drools.reteoo.AlphaNode.assertObject(AlphaNode.java:141)
>         at
>
> org.drools.reteoo.CompositeObjectSinkAdapter.doPropagateAssertObject(CompositeObjectSinkAdapter.java:497)
>         at
>
> org.drools.reteoo.CompositeObjectSinkAdapter.propagateAssertObject(CompositeObjectSinkAdapter.java:382)
>         at
> org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:235)
>         at
> org.drools.reteoo.EntryPointNode.assertObject(EntryPointNode.java:240)
>         at
> org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:350)
>         at
> org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:311)
>         at
>
> org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:903)
>         at
>
> org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:847)
>         at
>
> org.drools.impl.StatefulKnowledgeSessionImpl.insert(StatefulKnowledgeSessionImpl.java:269)
> ...
>
>
>
> --
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