Re: [rules-users] Drools 5.5 run time exception from the library code but no impact to the rule evaluation result

That exception is the result of an unsuccessful attempt to optimize some constraint execution. That optimization is optional - exactly because it's not guaranteed to succeed - so the engine can continue normally. The exception is logged for tracing purposes Best Davide -- View this message in context: http://drools.46999.n3.nabble.com/rules-users-Drools-5-5-run-time-excepti... Sent from the Drools: User forum mailing list archive at Nabble.com.