[rules-users] Error while firing rules <compiler.DrlParser.getParser>

[pramod george]

Hi all,
I was getting this error while firing my rule.
I did check on the sites but could not rectify.
Pls do give me some pointers to work on.
----------------
EJB Exception: ; nested exception is: java.lang.NoClassDefFoundError
Exception: ; nested exception is: java.lang.NoClassDefFoundError 
at weblogic.rjvm.BasicOutboundRequest.sendReceive(BasicOutboundRequest.java:108) 
at weblogic.rmi.cluster.ReplicaAwareRemoteRef.invoke(ReplicaAwareRemoteRef.java:290) 
at weblogic.rmi.cluster.ReplicaAwareRemoteRef.invoke(ReplicaAwareRemoteRef.java:247) 
at com.digitalharbor.rules.ejb.FusionRulesServer_b673w0_EOImpl_814_ WLStub.populateFactsFromQuery(Unknown Source) 
at test.com.digitalharbor.rules.RulesTest.testPersonWebsiteMonitoring Rule(RulesTest.java:167) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) Caused by: java.lang.NoClassDefFoundError at org.drools.compiler.DrlParser.getParser(DrlParser.java:207) at org.drools.compiler.DrlParser.parse(DrlParser.java:60) at org.drools.compiler.PackageBuilder.addPackageFromDrl(PackageBuilder.java:165) at com.digitalharbor.rules.drools.FusionDroolsReader.readRules(FusionDroolsReader.java:75) at com.digitalharbor.rules.drools.FusionDroolsReader.getRuleBase(FusionDroolsReader.java:48) at com.digitalharbor.rules.drools.FusionDroolsServer.executeQuery(FusionDroolsServer.java:58) 

Thanks,
-Promod

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