Hi Drools devs FYI When running guvnor I get the following error. I am simply trying to open the Dummy Rule.drl. 3:58:47,984 ERROR [stderr] (http--127.0.0.1-8080-5) Message: CommandType=loadContent:org.uberfire.backend.vfs.Path:, ErrorTo=org.kie.guvnor.drltext.service.DRLTextEditorService:RPC.loadContent:org.uberfire.backend.vfs.Path::Errors:120, ReplyTo=org.kie.guvnor.drltext.service.DRLTextEditorService:RPC.loadContent:org.uberfire.backend.vfs.Path::RespondTo:120, ToSubject=org.kie.guvnor.drltext.service.DRLTextEditorService:RPC, MethodParms=[PathImpl{uri='default://master@uf-playground/mortgages/src/main/resources/Dummy%20rule.drl', fileName='Dummy rule.drl', attrs={lastModifiedTime=org.kie.commons.java.nio.base.FileTimeImpl@641efadf, isDirectory=false, isRegularFile=true, creationTime=org.kie.commons.java.nio.base.FileTimeImpl@2de879d3, size=79}}] 13:58:48,011 ERROR [stderr] (http--127.0.0.1-8080-5) errorMessage: Error calling remote service: org.kie.guvnor.drltext.service.DRLTextEditorService:RPC 13:58:48,017 ERROR [stderr] (http--127.0.0.1-8080-5) exception: org.jboss.errai.bus.client.api.base.MessageDeliveryFailure: error invoking endpoint 13:58:48,022 ERROR [stderr] (http--127.0.0.1-8080-5) disconnect: false 13:58:48,026 ERROR [stderr] (http--127.0.0.1-8080-5) org.jboss.errai.marshalling.client.api.exceptions.MarshallingException: class is not available to the marshaller framework: java.lang.NoClassDefFoundError 13:58:48,033 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.marshalling.server.MappingContextSingleton$4.getMarshaller(MappingContextSingleton.java:283) 13:58:48,039 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.marshalling.client.api.AbstractMarshallingSession.getMarshallerInstance(AbstractMarshallingSession.java:67) 13:58:48,046 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.marshalling.client.util.MarshallUtil.getMarshaller(MarshallUtil.java:125) 13:58:48,051 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.marshalling.client.marshallers.ErraiProtocolEnvelopeMarshaller.marshall(ErraiProtocolEnvelopeMarshaller.java:97) 13:58:48,058 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.marshalling.client.protocols.ErraiProtocol.encodePayload(ErraiProtocol.java:40) 13:58:48,063 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.marshalling.server.protocol.ErraiProtocolServer.encodePayloadToByteArrayInputStream(ErraiProtocolServer.java:31) 13:58:48,070 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.server.io.BufferHelper.encodeAndWrite(BufferHelper.java:70) 13:58:48,075 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.server.MessageQueueImpl.offer(MessageQueueImpl.java:186) 13:58:48,080 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.server.ServerMessageBusImpl.enqueueForDelivery(ServerMessageBusImpl.java:739) 13:58:48,085 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.server.ServerMessageBusImpl.send(ServerMessageBusImpl.java:728) 13:58:48,091 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.server.ServerMessageBusImpl.send(ServerMessageBusImpl.java:675) 13:58:48,096 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.client.api.base.ConversationMessageWrapper.sendNowWith(ConversationMessageWrapper.java:228) 13:58:48,102 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.client.api.base.DefaultMessageBuilder$1.sendNowWith(DefaultMessageBuilder.java:78) 13:58:48,108 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.client.util.ErrorHelper.sendClientError(ErrorHelper.java:107) 13:58:48,113 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.client.util.ErrorHelper.sendClientError(ErrorHelper.java:77) 13:58:48,117 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.client.util.ErrorHelper.handleMessageDeliveryFailure(ErrorHelper.java:170) 13:58:48,125 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.server.SimpleDispatcher.dispatchGlobal(SimpleDispatcher.java:53) 13:58:48,132 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.server.service.ErraiServiceImpl.store(ErraiServiceImpl.java:93) 13:58:48,141 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.server.service.ErraiServiceImpl.store(ErraiServiceImpl.java:107) 13:58:48,145 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.errai.bus.server.servlet.DefaultBlockingServlet.doPost(DefaultBlockingServlet.java:117) 13:58:48,151 ERROR [stderr] (http--127.0.0.1-8080-5) at javax.servlet.http.HttpServlet.service(HttpServlet.java:754) 13:58:48,155 ERROR [stderr] (http--127.0.0.1-8080-5) at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) 13:58:48,160 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:329) 13:58:48,166 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248) 13:58:48,171 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.weld.servlet.ConversationPropagationFilter.doFilter(ConversationPropagationFilter.java:62) 13:58:48,176 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:280) 13:58:48,182 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248) 13:58:48,187 ERROR [stderr] (http--127.0.0.1-8080-5) at org.uberfire.security.server.UberFireSecurityFilter.doFilter(UberFireSecurityFilter.java:221) 13:58:48,192 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:280) 13:58:48,198 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248) 13:58:48,203 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275) 13:58:48,208 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:161) 13:58:48,213 ERROR [stderr] (http--127.0.0.1-8080-5) at org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:153) 13:58:48,218 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:155) 13:58:48,223 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) 13:58:48,228 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) 13:58:48,233 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:368) 13:58:48,239 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877) 13:58:48,245 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:671) 13:58:48,251 ERROR [stderr] (http--127.0.0.1-8080-5) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:930) 13:58:48,256 ERROR [stderr] (http--127.0.0.1-8080-5) at java.lang.Thread.run(Thread.java:722) _______________________________________________ rules-dev mailing list rules-dev(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-dev