Don't use those SNAPSHOT jars - get the 5.2.0.FINAL ones. -W
On 18 July 2011 11:11, gbelin <gbelin_s...@hotmail.com> wrote: > Hi there, > > I am trying load the example package mortgages with > / > KnowledgeAgent kagent = KnowledgeAgentFactory.newKnowledgeAgent( > "MortgageAgent" ); > kagent.applyChangeSet( ResourceFactory.newUrlResource( > " > http://localhost:8080/guvnor-webapp/org.drools.guvnor.Guvnor/package/mortgages/LATEST/ChangeSet.xml > " > ) ); > KnowledgeBase kbase = kagent.getKnowledgeBase();/ > > the execution of the "applyChangeSet" produces the error: > > > /java.lang.RuntimeException: KnowledgeAgent exception while trying to > deserialize KnowledgeDefinitionsPackage > at > > org.drools.agent.impl.KnowledgeAgentImpl.createPackageFromResource(KnowledgeAgentImpl.java:732) > at > > org.drools.agent.impl.KnowledgeAgentImpl.addResourcesToKnowledgeBase(KnowledgeAgentImpl.java:965) > at > > org.drools.agent.impl.KnowledgeAgentImpl.rebuildResources(KnowledgeAgentImpl.java:774) > at > > org.drools.agent.impl.KnowledgeAgentImpl.buildKnowledgeBase(KnowledgeAgentImpl.java:646) > at > > org.drools.agent.impl.KnowledgeAgentImpl.applyChangeSet(KnowledgeAgentImpl.java:190) > at > > org.drools.agent.impl.KnowledgeAgentImpl.applyChangeSet(KnowledgeAgentImpl.java:172) > at com.sample.DroolsTest.main(DroolsTest.java:42) > Caused by: java.io.InvalidClassException: > org.drools.rule.MVELDialectRuntimeData; local class incompatible: stream > classdesc serialVersionUID = 5166066541265170937, local class > serialVersionUID = 8808844570772337501 > at java.io.ObjectStreamClass.initNonProxy(Unknown Source) > > > / > > > I suppose it is a problem with different versions of any library, but I do > not know which one, I think I have the latest version of all libraries ... > > My development environment: > > Server: > Apache Tomcat 6.0.26 > Guvnor server Version 5.2.0.Final > > Client: > Eclipse 3.5 Galileo > Java jre6 > mvel2.jar version 2.0.19 > drools-api.jar Bundle-Version: 5.2.0.SNAPSHOT > drools-core.jar Bundle-Version: 5.2.0.SNAPSHOT > > > Thanks in advance. > > > > > -- > View this message in context: > http://drools.46999.n3.nabble.com/ERROR-stream-classdesc-serialVersionUID-5166066541265170937-local-class-serialVersionUID-880884457071-tp3178597p3178597.html > Sent from the Drools: User forum mailing list archive at Nabble.com. > _______________________________________________ > rules-users mailing list > rules-users@lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users >
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