[rules-users] RuntimeDroolsException: Unable to load

[Edson Tirelli]

   Robert,

   Cool. Please keep us posted on your findings.

   []s
   Edson

2007/11/5, Robert Morse <rmorse at mdesignz.com>:
>
> Hello Edson,Eric was kind enough to reply that he "solved" his problem by
> including ALL of the jars in the drools lib distribution directory in his
> classpath -- not just the drools jars, mvel, and eclipse jars.
> If I do this, JBoss 4.2.1 complains about not being able to parse its xml
> configuration files, so I'm narrowing the jars I'm including to see if I can
> isolate what's missing.
>
> On Nov 5, 2007, at 6:15 AM, Edson Tirelli wrote:
>
>
>    Maybe any of you can zip a small project showing this problem and send
> me. I will dig down to find the problem and we can have an answer available
> to all. This is for sure a classpath problem, so just a matter of finding
> out exactly what is missing.
>
>    []s
>    Edson
>
>
> 2007/11/4, Robert Morse <rmorse at mdesignz.com>:
> >
> > Hello Eric,
> > If you find a solution for this, please let me know.  I'm experiencing
> > a similar problem.
> > Thanks.
> >
> > -robert.
> >
> > On Oct 15, 2007, at 7:00 PM, Chong Minsk Goh wrote:
> >
> > > Hi Mark,
> > >
> > > Thank for the tips. : )
> > >
> > > I have added the required mvel14-1.2.8.jar in my classpath. However,
> > > I still encounter the same error.
> > >
> > > Could it be a class loader issue or JRE version?
> > >
> > > I tried to trace the class loader. Drools is used in my application
> > > (running in netbeans). My application is using
> > > java.net.FactoryURLClassLoader. On plain netbeans project (before
> > > the error occurs), the class loader is sun.misc.Launcher
> > > $AppClassLoader. My netbeans is using JRE v 1.6.0
> > >
> > > The error occurs when PackageBuilder is initialised.
> > >
> > > Package Builder builder = new PackageBuilder();
> > >
> > > Also, for the Drools Eclipse plugin (on a seperate occassion), when
> > > i import some codes, it prompt me that Drools project is not a Java
> > > 5.0 project.
> > >
> > >
> > > Best regards!
> > > Eric
> > >
> > >
> > > Chong Minsk Goh wrote:
> > > > Hi,
> > > >
> > > > I am trying to run Drools on Netbeans. I have added the jars from
> > > > Drools 4.0.2.
> > > >
> > > > However, I encountered an error
> > > >
> > > > org.doxa.rules.RulesManager - org.drools.RuntimeDroolsException:
> > > > Unable to load dialect
> > > > 'org.drools.rule.builder.dialect.mvel.MVELDialectConfiguration:mvel'
> > > MVEL is a required jar, not an optional one, put it on your classpath
> > > and hopefully this should work for you.
> > > >
> > > > I did not use any MVEL dialects in my rules definition. Here is my
> > > rule:
> > > > *
> > > >
> > > > rule
> > > >
> > > > * "Out of Range" *when* m : Message( message == "checkRange" ,
> > > status
> > > > == 1 )
> > > >
> > > > Range(myMin : myMin, myMax : myMax, myValue : myValue)
> > > >
> > > > Range(myValue < myMin || myValue > myMax)
> > > >
> > > > *then* m.setMessage("");
> > > >
> > > > m.setStatus (0);
> > > >
> > > > *end*
> > > >
> > > > Has anyone attempted using Netbeans with Drools and faced this
> > > problem?
> > > >
> > > > Best regards
> > > > Eric
> > >
> > > _______________________________________________
> > > rules-users mailing list
> > > rules-users at lists.jboss.org
> > > https://lists.jboss.org/mailman/listinfo/rules-users
> >
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> >
>
>
>
> --
>   Edson Tirelli
>   Software Engineer - JBoss Rules Core Developer
>   Office: +55 11 3529-6000
>   Mobile: +55 11 9287-5646
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-- 
  Edson Tirelli
  Software Engineer - JBoss Rules Core Developer
  Office: +55 11 3529-6000
  Mobile: +55 11 9287-5646
  JBoss, a division of Red Hat @ www.jboss.com
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