It hangs? Or the rule get executed once and again?
I don't see anything wrong with your rule. Are you sure you are not doing
any update() od modify() inside your rule?
Can you share with us how are you creating and interacting with the
knowledge base?

Best Regards,

XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Esteban Aliverti
- Developer @ http://www.plugtree.com
- Blog @ http://ilesteban.wordpress.com


2011/8/28 Neel <[email protected]>

> Hi,
> I'm using drools-5.3.0.Beta1. I've following rule definition:
>
>
> import java.util.*;
>
>
> declare Student
>
>    name : String @key
>
>    subjectGradeMap : HashMap
>
> end
>
>
>
> rule "Subject grade points"
>
> dialect "mvel"
>
> when
>
>    $u : Student()
>
> then
>
>    $u.subjectGradeMap["CompSc"] += 100;
>
>    System.out.println("Marks added");
>
> end
>
>
> While executing RHS of above rule, fireAllRules() doesn't return, it hangs.
>
> Please help.
>
> Thanks,
>
> Neel
>
>
>
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