Re: [rules-users] "java.lang.AbstractMethodError: org.jbpm.marshalling.impl.ProcessMarshallerImpl.init" while unmarshalling statefulknowledgesession

I'm getting the same issue when I try to unmarshall a sample application which has the jbpm process (which moves out guvnor as possible cause)..... can someone guide if this is some bug? or should I change the jbpm jar version? On Mon, Apr 16, 2012 at 11:37 AM, sumatheja <sumatheja(a)gmail.com&gt; wrote: > Hi, > I'm using drools and guvnor 5.4 cr1. I've few drools ruleflows which > were not executing so I imported the jars from jbpm 5.2 final..... The > marshalling and unmarshalling works fine if I have knowledge base without > rule-flows. I hope this gives some hint.. > > > On Mon, Apr 16, 2012 at 11:29 AM, Wolfgang Laun <wolfgang.laun(a)gmail.com&gt;wrote: > >> This kind of error indicates some confusion between compilation and >> execution of the code where this is thrown. >> >> Also, which versions of Drools do you used for marshalling and >> unmarshalling? There's no line 287 in the versions of >> org.drools.marshalling.impl.PersisterHelper.java available to me. >> >> -W >> >> >> On 16/04/2012, sumatheja <sumatheja(a)gmail.com&gt; wrote: >> > Hi All, >> > I ran across an issue while unmarshalling >> StatefulKnowledgeSession. >> > First I'm marshalling the session using the following code which works >> fine >> > >> > Marshaller marshaller = MarshallerFactory >> > >> > .newMarshaller(workingMemory.getKnowledgeBase()); >> > File file = new File( >> > "C:\\Users\\Sumatheja\\workingmemory.info >> "); >> > FileOutputStream fos = new FileOutputStream(file); >> > ByteArrayOutputStream baos = new >> > ByteArrayOutputStream(); >> > marshaller.marshall(baos, workingMemory); >> > baos.writeTo(fos); >> > baos.close(); >> > >> > When I try to unmarshall the session using >> > >> > Marshaller marshaller = MarshallerFactory >> > >> .newMarshaller(workingMemory.getKnowledgeBase()); >> > FileInputStream fis = new >> > FileInputStream("C:\\Users\\Sumatheja\\workingmemory.info"); >> > workingMemory = marshaller.unmarshall(fis); >> > >> > I'm getting the Error: >> > >> > >> > java.lang.AbstractMethodError: >> > >> org.jbpm.marshalling.impl.ProcessMarshallerImpl.init(Lorg/drools/marshalling/impl/MarshallerReaderContext;)V >> > at >> > >> org.drools.marshalling.impl.PersisterHelper.buildRegistry(PersisterHelper.java:287) >> > at >> > >> org.drools.marshalling.impl.ProtobufInputMarshaller.loadAndParseSession(ProtobufInputMarshaller.java:219) >> > at >> > >> org.drools.marshalling.impl.ProtobufInputMarshaller.readSession(ProtobufInputMarshaller.java:152) >> > at >> > >> org.drools.marshalling.impl.ProtobufMarshaller.unmarshall(ProtobufMarshaller.java:117) >> > at >> > >> org.drools.marshalling.impl.ProtobufMarshaller.unmarshall(ProtobufMarshaller.java:86) >> > at >> > >> mattelli.re.ComplianceEngine.ComplianceRunService(ComplianceEngine.java:271) >> > at mattelli.re.ComplianceEngine.main(ComplianceEngine.java:84) >> > >> > No Idea what I'm missing out... any help will be appreciated... Thanks >> in >> > advance >> > >> > >> > -- >> > cheers >> > Sumatheja Dasararaju >> > >> _______________________________________________ >> rules-users mailing list >> rules-users(a)lists.jboss.org >> https://lists.jboss.org/mailman/listinfo/rules-users >> > > > > -- > cheers > Sumatheja Dasararaju > > > -- cheers Sumatheja Dasararaju _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users