[rules-dev] [rules-users] NPE on fact insertion if rule has sliding window

[Mark Proctor]

On 14/07/2011 10:10, Wolfgang Laun wrote:
> On 13 July 2011 17:09, John <jfullard at progeny.net 
> <mailto:jfullard at progeny.net>> wrote:
>
>     Interesting... I have no idea why the KnowledgeBuilder would
>     compile the DRL
>     differently than the KnowledgeAgent,
>
>
> There's a bug in the incremental build as done by the KnowledgeAgent. 
> If the KA configuration property drools.agent.newInstance is set to 
> false, some type information is not put into the new KBase.
> -W
This might be related to the kagent using a HashMap instead of a 
LinkedHashMap to store resources, thus any updates may not be applied in 
the order that resources where defined....

I believe estaban is working on this issue and it may already be fixed.

Mark
>
>     but I don't think I had this problem in
>     5.1.1.  I'm up and running now with the type fully declared in DRL
>     and I can
>     live with that.  Thanks for looking into this.
>
>     --
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>     Sent from the Drools: User forum mailing list archive at Nabble.com.
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