Re: [rules-users] 5.6.0.CR1 gives a NullPointerException in after evaluator

Hello, I have the same problem with kie 6.1.0-SNAPSHOT :( Here is the unit test: Drools-after-61.zip <http://drools.46999.n3.nabble.com/file/n4027965/Drools-after-61.zip> nxv wrote > The problem is the same as reported by abr. I work with abr on the > project :) As he could not reproduce the bug, I just removed lines of > code as much as possible to keep only the essentials. Here is a unit > test: > Drools-after.zip > <http://drools.46999.n3.nabble.com/file/n4027676/Drools-after.zip> > > Davide Sottara wrote >> This is unlikely to be the same exception that started the initial >> thread, but a problem nevertheless.. :( >> could you create a self-contained test case and submit it? >> Thanks >> Davide >> >> On 01/13/2014 08:05 AM, Mark Proctor wrote: >>> That was recreated on 5.6.0.CR1 ? The 5.6 ship has sailed now :( and >>> currently there are no plans for 5.7 any time soon. We should focus on >>> making sure this is fixed in 6.x. >>> >>> Mark >>> On 12 Jan 2014, at 19:21, nxv &lt; >> nxvanderlinden@ >> &gt; &lt;mailto: >> nxvanderlinden@ >> &gt;> wrote: >>>> Hello, >>>> >>>> I'm able to reproduce this issue with a KB containing only 1 rule. >>>> >>>> rule "Qualification##ToControl" >>>> salience 50 >>>> when >>>> $p: AccessRegisterSnapshot( >>>> $effDt: effectivedate ) >>>> $dpo: DeliveryPoint() >>>> $gCfg: GeneralConfig( >>>> ( todate == null || >>>> ( todate after[ 0d ] $effDt && >>>> todate after[ 1ms ] fromdate ) ) ) >>>> from $dpo.generalConfigs >>>> then >>>> >>>> end >>>> >>>> This rule worked under drools 5.5.0.Final. >>>> >>>> Caused by: java.lang.NullPointerException at >>>> org.drools.base.evaluators.AfterEvaluatorDefinition$AfterEvaluator.evaluate(AfterEvaluatorDefinition.java:347) >>>> at org.drools.base.EvaluatorWrapper.evaluate(EvaluatorWrapper.java:99) >>>> >>>> >>>> >>>> >>>> Davide Sottara wrote >>>>> I tried to reproduce the problem, with no success. >>>>> Could you please create a self-contained unit test? >>>>> If confirmed, I'll fix the problem as soon as possible >>>>> Thanks >>>>> Davide >>>>> >>>>> On 11/14/2013 04:48 AM, abr wrote: >>>>>> Hi everyone, >>>>>> >>>>>> I tried to switch from 5.5.0.Final to 5.6.0.CR1 and got a null >>>>>> pointer >>>>>> exception in the evaluation of the after evaluator. >>>>>> (Exact method is: >>>>>> /org.drools.base.evaluators.AfterEvaluatorDefinition.AfterEvaluator.evaluate(InternalWorkingMemory, >>>>>> InternalReadAccessor, InternalFactHandle, InternalReadAccessor, >>>>>> InternalFactHandle)/ ) >>>>>> >>>>>> When debugging, the exception occurs at the very first line of the >>>>>> method, >>>>>> in: >>>>>> / if ( extractor1.isNullValue( workingMemory, >>>>>> handle1.getObject() ) || >>>>>> extractor2.isNullValue( workingMemory, handle2.getObject() >>>>>> ) >>>>>> ) { >>>>>> return false; >>>>>> } >>>>>> / >>>>>> The cause of the exception is that handle1 is null. >>>>>> >>>>>> The rule where the exception occurs looks like: >>>>>> / MyFact( >>>>>> fromdate before[ 0d ] $min, >>>>>> ( todate == null || todate after[ 0d ] $max ) ) >>>>>> / >>>>>> >>>>>> When the exception occurs, /MyFact.fromdate/ is not null, /$min/ is >>>>>> not >>>>>> null, /MyFact.todate/ is null, /$max/ is not null. >>>>>> In AfterEvaluator.evaluate : /extractor1/ refers to /MyFact.todate/, >>>>>> /extractor2/ refers to /$max/, /handle1/ is null, /handle2/ refers >>>>>> to the >>>>>> fact including the attribute to which /$max/ variable is bound to. >>>>>> >>>>>> Of course, this worked fine in 5.5.0.Final. -- View this message in context: http://drools.46999.n3.nabble.com/5-6-0-CR1-gives-a-NullPointerException-... Sent from the Drools: User forum mailing list archive at Nabble.com. _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users