[gatein-issues] [JBoss JIRA] Resolved: (GTNPORTAL-423) NPE when delete tab of Dashboard in special case

NPE when delete tab of Dashboard in special case ------------------------------------------------ Key: GTNPORTAL-423 URL: https://jira.jboss.org/jira/browse/GTNPORTAL-423 Project: GateIn Portal Issue Type: Bug Affects Versions: 3.0.0-Beta04 Reporter: Hang Nguyen Assignee: Tuan Chau Ngoc Fix For: 3.0.0-CR01 Original Estimate: 4 hours Remaining Estimate: 4 hours browser 1: - Login by root - Go to Dash board page --> click delete tab --> Show message --> OK browser 2: - login by root - Go to dashboard --> Edit layout --> delete Logo and Tabbed Dashboard portlet --> Finish - Return to browser 1 --> click OK to close message --> Unknown error. java.lang.NullPointerException at org.exoplatform.portal.pom.config.tasks.PreferencesTask$Load.run(PreferencesTask.java:89) at org.exoplatform.portal.pom.config.POMSession.execute(POMSession.java:373) at org.exoplatform.portal.pom.config.ExecutorDispatcher.execute(ExecutorDispatcher.java:41) at org.exoplatform.portal.pom.config.TaskExecutionDecorator.execute(TaskExecutionDecorator.j ava:38) at org.exoplatform.portal.pom.config.cache.DataCache.read(DataCache.java:115) at org.exoplatform.portal.pom.config.cache.DataCache.execute(DataCache.java:52) at org.exoplatform.portal.pom.config.POMSessionManager.execute(POMSessionManager.java:140) at org.exoplatform.portal.pom.config.POMDataStorage.load(POMDataStorage.java:195) at org.exoplatform.portal.config.DataStorageImpl.load(DataStorageImpl.java:82) at org.exoplatform.portal.webui.application.ModelAdapter$1.getPortletContext(ModelAdapter.ja va:90) at org.exoplatform.portal.webui.application.UIPortlet.getPortletContext(UIPortlet.java:843) at org.exoplatform.portal.webui.application.UIPortlet.create(UIPortlet.java:713) at org.exoplatform.portal.webui.application.UIPortletActionListener$ProcessActionActionListe ner.execute(UIPortletActionListener.java:95) at org.exoplatform.webui.event.Event.broadcast(Event.java:89) at org.exoplatform.portal.webui.application.UIPortletLifecycle.processAction(UIPortletLifecy cle.java:117) at org.exoplatform.portal.webui.application.UIPortletLifecycle.processAction(UIPortletLifecy cle.java:53) at org.exoplatform.webui.core.UIComponent.processAction(UIComponent.java:124) at org.exoplatform.portal.webui.workspace.UIPortalApplicationLifecycle.processAction(UIPorta lApplicationLifecycle.java:66) at org.exoplatform.portal.webui.workspace.UIPortalApplicationLifecycle.processAction(UIPorta lApplicationLifecycle.java:30) at org.exoplatform.webui.core.UIComponent.processAction(UIComponent.java:124) at org.exoplatform.webui.core.UIApplication.processAction(UIApplication.java:113) at org.exoplatform.portal.application.PortalRequestHandler.execute(PortalRequestHandler.java :105) at org.exoplatform.web.WebAppController.service(WebAppController.java:143) at org.exoplatform.portal.application.PortalController.onService(PortalController.java:127) at org.exoplatform.container.web.AbstractHttpServlet.service(AbstractHttpServlet.java:114) at javax.servlet.http.HttpServlet.service(HttpServlet.java:803) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.j ava:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.frameworks.jcr.web.ThreadLocalSessionProviderInitializedFilter.doFilter(T hreadLocalSessionProviderInitializedFilter.java:116) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.j ava:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.web.CacheUserProfileFilter.doFilter(CacheUserProfileFilter.java:68) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.j ava:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.services.security.web.SetCurrentIdentityFilter.doFilter(SetCurrentIdentit yFilter.java:76) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.j ava:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.web.filter.ExtensibleFilter$ExtensibleFilterChain.doFilter(ExtensibleFilt er.java:112) at org.exoplatform.web.filter.ExtensibleFilter.doFilter(ExtensibleFilter.java:84) at org.exoplatform.web.filter.GenericFilter.doFilter(GenericFilter.java:66) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.j ava:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:525) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.ja va:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619)