Full stacktrace is below: [CreateBioMaterialCommand] execution failed:: java.lang.LinkageError: loader (instance of org/drools/rule/JavaDialectRuntimeData$PackageClassLoader): attempted duplicate class definition for name: "com/foo/bar/platform/breeding/domain/list/biomaterial/Rule_gg___unique___preferredName_656ee3db19d34e689d95e2d6b2be67b6" at java.lang.ClassLoader.defineClass1(Native Method) [rt.jar:1.6.0_30] at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) [rt.jar:1.6.0_30] at java.lang.ClassLoader.defineClass(ClassLoader.java:615) [rt.jar:1.6.0_30] at org.drools.rule.JavaDialectRuntimeData$PackageClassLoader.fastFindClass(JavaDialectRuntimeData.java:615) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.util.CompositeClassLoader$CachingLoader.load(CompositeClassLoader.java:254) [knowledge-api-5.4.0.Final.jar:5.4.0.Final] at org.drools.util.CompositeClassLoader$CachingLoader.load(CompositeClassLoader.java:237) [knowledge-api-5.4.0.Final.jar:5.4.0.Final] at org.drools.util.CompositeClassLoader.loadClass(CompositeClassLoader.java:88) [knowledge-api-5.4.0.Final.jar:5.4.0.Final] at java.lang.ClassLoader.loadClass(ClassLoader.java:295) [rt.jar:1.6.0_30] at java.lang.ClassLoader.loadClass(ClassLoader.java:247) [rt.jar:1.6.0_30] at com.foo.bar.platform.breeding.domain.list.biomaterial.Rule_gg___unique___preferredName_656ee3db19d34e689d95e2d6b2be67b6Eval0InvokerGenerated.evaluate(Unknown Source) at com.foo.bar.platform.breeding.domain.list.biomaterial.Rule_gg___unique___preferredName_656ee3db19d34e689d95e2d6b2be67b6Eval0Invoker.evaluate(Unknown Source) at org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:114) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.EvalConditionNode.assertLeftTuple(EvalConditionNode.java:178) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.SingleLeftTupleSinkAdapter.createAndPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:145) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.LeftInputAdapterNode.assertObject(LeftInputAdapterNode.java:154) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:59) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.AlphaNode.assertObject(AlphaNode.java:141) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:59) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.AlphaNode.assertObject(AlphaNode.java:141) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:59) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.AlphaNode.assertObject(AlphaNode.java:141) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.CompositeObjectSinkAdapter.doPropagateAssertObject(CompositeObjectSinkAdapter.java:497) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.CompositeObjectSinkAdapter.propagateAssertObject(CompositeObjectSinkAdapter.java:382) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:235) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.reteoo.EntryPointNode.assertObject(EntryPointNode.java:240) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:337) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:298) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:888) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:847) [drools-core-5.4.0.Final.jar:5.4.0.Final] at org.drools.impl.StatefulKnowledgeSessionImpl.insert(StatefulKnowledgeSessionImpl.java:269) [drools-core-5.4.0.Final.jar:5.4.0.Final] at com.foo.bar.platform.breeding.domain.biomaterial.validation.DefaultBioMaterialValidationService$1.execute(DefaultBioMaterialValidationService.java:54) [bar-platform-cc-model-service-2.3.0_BETA3-SNAPSHOT.jar:] at be.foo.drools.spring.support.impl.KnowledgeTemplateImpl.execute(KnowledgeTemplateImpl.java:47) [drools-spring-support-2.2.3.jar:] at com.foo.bar.platform.drools.support.impl.ConditionalKnowledgeTemplateImpl.execute(ConditionalKnowledgeTemplateImpl.java:28) [bar-platform-cc-model-service-2.3.0_BETA3-SNAPSHOT.jar:] at com.foo.bar.platform.breeding.domain.biomaterial.validation.DefaultBioMaterialValidationService.validateObject(DefaultBioMaterialValidationService.java:45) [bar-platform-cc-model-service-2.3.0_BETA3-SNAPSHOT.jar:] at com.foo.bar.platform.breeding.domain.biomaterial.validation.DefaultBioMaterialValidationService.validateBioMaterial(DefaultBioMaterialValidationService.java:35) [bar-platform-cc-model-service-2.3.0_BETA3-SNAPSHOT.jar:] at com.foo.bar.platform.service.biomaterial.DefaultBioMaterialApplicationService.validate(DefaultBioMaterialApplicationService.java:540) [bar-platform-cc-service-impl-2.3.0_BETA3-SNAPSHOT.jar:] at com.foo.bar.platform.service.biomaterial.DefaultBioMaterialApplicationService.validateAndStore(DefaultBioMaterialApplicationService.java:530) [bar-platform-cc-service-impl-2.3.0_BETA3-SNAPSHOT.jar:] at com.foo.bar.platform.service.biomaterial.DefaultBioMaterialApplicationService.createGenoGroup(DefaultBioMaterialApplicationService.java:331) [bar-platform-cc-service-impl-2.3.0_BETA3-SNAPSHOT.jar:] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.6.0_30] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) [rt.jar:1.6.0_30] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) [rt.jar:1.6.0_30] at java.lang.reflect.Method.invoke(Method.java:597) [rt.jar:1.6.0_30] at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:319) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110) [spring-tx-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at $Proxy247.createGenoGroup(Unknown Source) at com.foo.bar.platform.commandhandler.BioMaterialCreationCommandHandlerDelegate.handle(BioMaterialCreationCommandHandlerDelegate.java:59) [bar-platform-cc-command-impl-2.3.0_BETA3-SNAPSHOT.jar:] at com.foo.bar.platform.commandhandler.BioMaterialCreationCommandHandlerDelegate$$FastClassByCGLIB$$bbbac460.invoke(<generated>) [cglib-2.2.2.jar:] at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) [cglib-2.2.2.jar:] at org.springframework.aop.framework.Cglib2AopProxy$CglibMethodInvocation.invokeJoinpoint(Cglib2AopProxy.java:689) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.access.intercept.aopalliance.MethodSecurityInterceptor.invoke(MethodSecurityInterceptor.java:64) [spring-security-core-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:622) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at com.foo.bar.platform.commandhandler.BioMaterialCreationCommandHandlerDelegate$$EnhancerByCGLIB$$7fb187d1.handle(<generated>) [cglib-2.2.2.jar:] at com.foo.bar.platform.commandhandler.BioMaterialCreationCommandHandler.handle(BioMaterialCreationCommandHandler.java:21) [bar-platform-cc-command-impl-2.3.0_BETA3-SNAPSHOT.jar:] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.6.0_30] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) [rt.jar:1.6.0_30] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) [rt.jar:1.6.0_30] at java.lang.reflect.Method.invoke(Method.java:597) [rt.jar:1.6.0_30] at org.axonframework.util.Handler.invoke(Handler.java:110) [axon-core-1.0.1.jar:] at org.axonframework.util.AbstractHandlerInvoker.invokeHandlerMethod(AbstractHandlerInvoker.java:77) [axon-core-1.0.1.jar:] at org.axonframework.commandhandling.annotation.AnnotationCommandHandlerAdapter.handle(AnnotationCommandHandlerAdapter.java:76) [axon-core-1.0.1.jar:] at org.axonframework.commandhandling.DefaultInterceptorChain.proceed(DefaultInterceptorChain.java:62) [axon-core-1.0.1.jar:] at com.foo.bar.common.cqrs.interceptor.LoggingAndTimingInterceptor.handle(LoggingAndTimingInterceptor.java:31) [foo-common-cqrs-2.3.0-SNAPSHOT.jar:] at org.axonframework.commandhandling.DefaultInterceptorChain.proceed(DefaultInterceptorChain.java:60) [axon-core-1.0.1.jar:] at org.axonframework.commandhandling.DefaultInterceptorChain.proceed(DefaultInterceptorChain.java:68) [axon-core-1.0.1.jar:] at org.axonframework.commandhandling.interceptors.TransactionInterceptor.handle(TransactionInterceptor.java:42) [axon-core-1.0.1.jar:] at org.axonframework.commandhandling.DefaultInterceptorChain.proceed(DefaultInterceptorChain.java:60) [axon-core-1.0.1.jar:] at org.axonframework.commandhandling.DefaultInterceptorChain.proceed(DefaultInterceptorChain.java:68) [axon-core-1.0.1.jar:] at org.axonframework.commandhandling.GenericCommandBus.doDispatch(GenericCommandBus.java:100) [foo-common-cqrs-2.3.0-SNAPSHOT.jar:] at org.axonframework.commandhandling.GenericCommandBus.dispatch(GenericCommandBus.java:63) [foo-common-cqrs-2.3.0-SNAPSHOT.jar:] at com.foo.bar.common.cqrs.DefaultCommandBusAdapter.dispatch(DefaultCommandBusAdapter.java:74) [foo-common-cqrs-2.3.0-SNAPSHOT.jar:] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.6.0_30] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) [rt.jar:1.6.0_30] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) [rt.jar:1.6.0_30] at java.lang.reflect.Method.invoke(Method.java:597) [rt.jar:1.6.0_30] at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:319) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110) [spring-tx-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at $Proxy378.dispatch(Unknown Source) at com.foo.bar.platform.integration.service.DefaultCommandHandlerService.dispatch(DefaultCommandHandlerService.java:23) [bar-platform-command-impl-2.3.0_BETA3-SNAPSHOT.jar:] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.6.0_30] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) [rt.jar:1.6.0_30] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) [rt.jar:1.6.0_30] at java.lang.reflect.Method.invoke(Method.java:597) [rt.jar:1.6.0_30] at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:319) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.remoting.support.RemoteInvocationTraceInterceptor.invoke(RemoteInvocationTraceInterceptor.java:77) [spring-context-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202) [spring-aop-3.1.2.RELEASE.jar:3.1.2.RELEASE] at $Proxy384.dispatch(Unknown Source) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.6.0_30] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) [rt.jar:1.6.0_30] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) [rt.jar:1.6.0_30] at java.lang.reflect.Method.invoke(Method.java:597) [rt.jar:1.6.0_30] at org.springframework.remoting.support.RemoteInvocation.invoke(RemoteInvocation.java:205) [spring-context-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.remoting.support.DefaultRemoteInvocationExecutor.invoke(DefaultRemoteInvocationExecutor.java:38) [spring-context-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.remoting.support.RemoteInvocationBasedExporter.invoke(RemoteInvocationBasedExporter.java:78) [spring-context-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.remoting.support.RemoteInvocationBasedExporter.invokeAndCreateResult(RemoteInvocationBasedExporter.java:114) [spring-context-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.remoting.httpinvoker.HttpInvokerServiceExporter.handleRequest(HttpInvokerServiceExporter.java:73) [spring-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.web.servlet.mvc.HttpRequestHandlerAdapter.handle(HttpRequestHandlerAdapter.java:49) [spring-webmvc-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:923) [spring-webmvc-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:852) [spring-webmvc-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882) [spring-webmvc-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:789) [spring-webmvc-3.1.2.RELEASE.jar:3.1.2.RELEASE] at javax.servlet.http.HttpServlet.service(HttpServlet.java:754) [jboss-servlet-api_3.0_spec-1.0.0.Final.jar:1.0.0.Final] at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) [jboss-servlet-api_3.0_spec-1.0.0.Final.jar:1.0.0.Final] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:329) [jbossweb-7.0.13.Final.jar:] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248) [jbossweb-7.0.13.Final.jar:] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:118) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:84) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:54) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.authentication.preauth.AbstractPreAuthenticatedProcessingFilter.doFilter(AbstractPreAuthenticatedProcessingFilter.java:88) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at com.foo.common.security.filter.CasRequestHeaderAuthenticationFilter.doFilter(CasRequestHeaderAuthenticationFilter.java:45) [classes:] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:192) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160) [spring-security-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346) [spring-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259) [spring-web-3.1.2.RELEASE.jar:3.1.2.RELEASE] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:280) [jbossweb-7.0.13.Final.jar:] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248) [jbossweb-7.0.13.Final.jar:] at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275) [jbossweb-7.0.13.Final.jar:] at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:161) [jbossweb-7.0.13.Final.jar:] at org.jboss.as.jpa.interceptor.WebNonTxEmCloserValve.invoke(WebNonTxEmCloserValve.java:50) [jboss-as-jpa-7.1.1.Final.jar:7.1.1.Final] at org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:153) [jboss-as-web-7.1.1.Final.jar:7.1.1.Final] at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:155) [jbossweb-7.0.13.Final.jar:] at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) [jbossweb-7.0.13.Final.jar:] at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) [jbossweb-7.0.13.Final.jar:] at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:368) [jbossweb-7.0.13.Final.jar:] at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877) [jbossweb-7.0.13.Final.jar:] at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:671) [jbossweb-7.0.13.Final.jar:] at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:930) [jbossweb-7.0.13.Final.jar:] at java.lang.Thread.run(Thread.java:662) [rt.jar:1.6.0_30] ----- Original Message ----- From: "Wolfgang Laun" <wolfgang.laun(a)gmail.com&gt; To: "Rules Users List" <rules-users(a)lists.jboss.org&gt; Sent: Thursday, November 22, 2012 2:16:28 PM Subject: Re: [rules-users] java.lang.LinkageError, but only sometimes On 22/11/2012, kenneth.westelinck(a)telenet.be <kenneth.westelinck(a)telenet.be&gt; wrote: In full?? -W _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users