This problem went off once i updated and built the complete platform and kernel
Thanks Shammi On Fri, May 18, 2012 at 2:08 PM, Isuru Wimalasundera <[email protected]>wrote: > Hi > > I am facing a similar kind of situation when restarting the Greg server. > After a restart I can not open the service list page because from the > ListMetaDataService it returns a NULL registry. When dig deep the reason > for returning a NULL registry is identified as the following code segment > of AbstractAdmin returns a NULL. > > > CarbonContext.getCurrentContext().getRegistry(RegistryType.USER_GOVERNANCE); > > the CarbonContext.getCurrentContext() returns a NULL. How is it possible > to overcome this issue? > > Thanks > Isuruw > > > On Fri, May 18, 2012 at 12:38 PM, Shammi Jayasinghe <[email protected]>wrote: > >> Hi , >> I am getting following NPE [1]when trying to subscribe to a topic. It is >> due to the null value of "CarbonContext.getCurrentContext()" coming from >> the following method in event.core module. I built the complete platform >> yesterday. Is this a known issue ? >> >> Thanks >> Shammi >> >> public static String getLoggedInUserName() { >> String userName = ""; >> if (CarbonContext.getCurrentContext().getTenantId() != 0) { >> userName = CarbonContext.getCurrentContext().getUsername() + >> "@" >> + CarbonContext.getCurrentContext().getTenantDomain(); >> } else { >> userName = CarbonContext.getCurrentContext().getUsername(); >> } >> return userName.trim(); >> } >> >> >> >> >> [1]java.lang.NullPointerException >> at >> org.wso2.carbon.event.ws.internal.receivers.CarbonEventingMessageReceiver.handleSubscribe(CarbonEventingMessageReceiver.java:175) >> at >> org.wso2.carbon.event.ws.internal.receivers.CarbonEventingMessageReceiver.processMessage(CarbonEventingMessageReceiver.java:386) >> at >> org.wso2.carbon.event.ws.internal.receivers.CarbonEventingMessageReceiver.invokeBusinessLogic(CarbonEventingMessageReceiver.java:81) >> at >> org.apache.axis2.receivers.AbstractMessageReceiver.receive(AbstractMessageReceiver.java:110) >> at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:181) >> at >> org.apache.axis2.transport.http.HTTPTransportUtils.processHTTPPostRequest(HTTPTransportUtils.java:172) >> at >> org.apache.axis2.transport.http.AxisServlet.doPost(AxisServlet.java:146) >> at >> org.wso2.carbon.core.transports.CarbonServlet.doPost(CarbonServlet.java:205) >> at javax.servlet.http.HttpServlet.service(HttpServlet.java:641) >> at javax.servlet.http.HttpServlet.service(HttpServlet.java:722) >> at >> org.eclipse.equinox.http.servlet.internal.ServletRegistration.handleRequest(ServletRegistration.java:90) >> at >> org.eclipse.equinox.http.servlet.internal.ProxyServlet.processAlias(ProxyServlet.java:111) >> at >> org.eclipse.equinox.http.servlet.internal.ProxyServlet.service(ProxyServlet.java:67) >> at javax.servlet.http.HttpServlet.service(HttpServlet.java:722) >> at >> org.wso2.carbon.tomcat.ext.servlet.DelegationServlet.service(DelegationServlet.java:45) >> at >> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305) >> at >> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) >> at >> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:225) >> at >> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:169) >> at >> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472) >> at >> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:168) >> at >> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98) >> at >> org.wso2.carbon.tomcat.ext.valves.CompositeValve.invoke(CompositeValve.java:143) >> at >> org.wso2.carbon.tomcat.ext.valves.CarbonStuckThreadDetectionValve.invoke(CarbonStuckThreadDetectionValve.java:156) >> at >> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:927) >> at >> org.wso2.carbon.tomcat.ext.valves.CarbonContextCreatorValve.invoke(CarbonContextCreatorValve.java:48) >> at >> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) >> at >> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407) >> at >> org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:999) >> at >> org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:565) >> at >> org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1620) >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) >> at java.lang.Thread.run(Thread.java:662) >> -- >> Best Regards,* >> >> Shammi Jayasinghe* >> Senior Software Engineer; WSO2, Inc.; http://wso2.com, >> mobile: +94 71 4493085 >> >> >> >> _______________________________________________ >> Dev mailing list >> [email protected] >> http://wso2.org/cgi-bin/mailman/listinfo/dev >> >> > > > -- > *Isuru Wimalasundera* > Software Engineer; WSO2, Inc.; http://wso2.com, > mobile: +94 77 920 5641 > > -- Best Regards,* Shammi Jayasinghe* Senior Software Engineer; WSO2, Inc.; http://wso2.com, mobile: +94 71 4493085
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