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

[Mark Proctor]

AlphaNode is for literal constraints, BetaNodes for joins (i.e. involves variables).

Mark
On 7 Aug 2013, at 19:47, AlesD <Ales.Dolecek at nextiraone.eu> wrote:

> I understand that, but as far as I can say, it is not in the rules or facts.
> I have restarted our solution, used same rules and fed them with same facts.
> This time everything went without errors.
> 
> Could you please give us hint what BetaMemory and AlphaNode and under which
> circumstances the one is case to another. Right now I can provide stack
> trace and quite detailed log (created by custom Agenda/WorkingMemory/Process
> listeners) if you wish. I doubt however that it will help.
> 
> Ales
> 
> 
> 
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