[gatein-dev] Duplicate user problem in Gatein + mySQL

Hi all, I tested registry 2 users aaa and Aaa in Gatein-3.1.6-PLF in 2 case: 1) gatein + hsqldb: allow registry both 2) gatein + mysql: not allow registry aaa and Aaa, it throw exceptions org.picketlink.idm.common.exception.IdentityException: IdentityObject already present in this IdentityStore:name=AAA; type=USER; realm=HibernateRealm{name='idm_realm'} at org.picketlink.idm.impl.store.hibernate.HibernateIdentityStoreImpl.createIdentityObject(HibernateIdentityStoreImpl.java:528) at org.picketlink.idm.impl.store.hibernate.HibernateIdentityStoreImpl.createIdentityObject(HibernateIdentityStoreImpl.java:494) at org.picketlink.idm.impl.repository.WrapperIdentityStoreRepository.createIdentityObject(WrapperIdentityStoreRepository.java:128) at org.picketlink.idm.impl.api.session.managers.PersistenceManagerImpl.createUser(PersistenceManagerImpl.java:132) at org.exoplatform.services.organization.idm.UserDAOImpl.createUser(UserDAOImpl.java:133) at org.exoplatform.webui.organization.UIAccountInputSet.save(UIAccountInputSet.java:129) at org.exoplatform.webui.organization.UIAccountForm$SaveActionListener.execute(UIAccountForm.java:103) at org.exoplatform.webui.event.Event.broadcast(Event.java:89) at org.exoplatform.webui.core.lifecycle.UIFormLifecycle.processAction(UIFormLifecycle.java:123) at org.exoplatform.webui.core.lifecycle.UIFormLifecycle.processAction(UIFormLifecycle.java:40) at org.exoplatform.webui.core.UIComponent.processAction(UIComponent.java:137) at org.exoplatform.webui.core.lifecycle.UIApplicationLifecycle.processAction(UIApplicationLifecycle.java:58) at org.exoplatform.webui.core.UIComponent.processAction(UIComponent.java:137) at org.exoplatform.webui.core.UIApplication.processAction(UIApplication.java:115) at org.exoplatform.webui.application.portlet.PortletApplication.processAction(PortletApplication.java:169) at org.exoplatform.webui.application.portlet.PortletApplicationController.processAction(PortletApplicationController.java:80) at org.gatein.pc.portlet.impl.jsr168.PortletContainerImpl$Invoker.doFilter(PortletContainerImpl.java:558) at org.gatein.pc.portlet.impl.jsr168.api.FilterChainImpl.doFilter(FilterChainImpl.java:109) at org.gatein.pc.portlet.impl.jsr168.api.FilterChainImpl.doFilter(FilterChainImpl.java:72) at org.gatein.pc.portlet.impl.jsr168.PortletContainerImpl.dispatch(PortletContainerImpl.java:506) at org.gatein.pc.portlet.container.ContainerPortletDispatcher.invoke(ContainerPortletDispatcher.java:42) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.EventPayloadInterceptor.invoke(EventPayloadInterceptor.java:197) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.RequestAttributeConversationInterceptor.invoke(RequestAttributeConversationInterceptor.java:119) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.CCPPInterceptor.invoke(CCPPInterceptor.java:65) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.bridge.BridgeInterceptor.invoke(BridgeInterceptor.java:49) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.ContextDispatcherInterceptor.access$001(ContextDispatcherInterceptor.java:49) at org.gatein.pc.portlet.aspects.ContextDispatcherInterceptor$1.doCallback(ContextDispatcherInterceptor.java:123) at org.gatein.wci.command.CommandDispatcher$CallbackCommand.execute(CommandDispatcher.java:82) at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.gatein.wci.command.CommandServlet.doGet(CommandServlet.java:135) at org.gatein.wci.command.CommandServlet.doPost(CommandServlet.java:166) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at org.gatein.wci.command.CommandServlet.include(CommandServlet.java:84) at org.gatein.wci.command.CommandDispatcher.include(CommandDispatcher.java:58) at org.gatein.wci.tomcat.TC6ServletContainerContext.include(TC6ServletContainerContext.java:87) at org.gatein.wci.impl.DefaultServletContainer.include(DefaultServletContainer.java:198) at org.gatein.pc.portlet.impl.spi.AbstractServerContext.dispatch(AbstractServerContext.java:69) at org.gatein.pc.portlet.aspects.ContextDispatcherInterceptor.invoke(ContextDispatcherInterceptor.java:77) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.SecureTransportInterceptor.invoke(SecureTransportInterceptor.java:69) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.ValveInterceptor.invoke(ValveInterceptor.java:75) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.container.ContainerPortletInvoker.invoke(ContainerPortletInvoker.java:117) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.state.producer.ProducerPortletInvoker.invoke(ProducerPortletInvoker.java:231) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.PortletCustomizationInterceptor.invoke(PortletCustomizationInterceptor.java:76) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.ConsumerCacheInterceptor.invoke(ConsumerCacheInterceptor.java:229) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.federation.impl.FederatedPortletInvokerService.invoke(FederatedPortletInvokerService.java:152) at org.gatein.pc.federation.impl.FederatingPortletInvokerService.invoke(FederatingPortletInvokerService.java:177) at org.exoplatform.portal.webui.application.UIPortlet.invoke(UIPortlet.java:896) at org.exoplatform.portal.webui.application.UIPortletActionListener$ProcessActionActionListener.execute(UIPortletActionListener.java:105) at org.exoplatform.webui.event.Event.broadcast(Event.java:89) at org.exoplatform.portal.webui.application.UIPortletLifecycle.processAction(UIPortletLifecycle.java:127) at org.exoplatform.portal.webui.application.UIPortletLifecycle.processAction(UIPortletLifecycle.java:62) at org.exoplatform.webui.core.UIComponent.processAction(UIComponent.java:137) at org.exoplatform.portal.webui.workspace.UIPortalApplicationLifecycle.processAction(UIPortalApplicationLifecycle.java:73) at org.exoplatform.portal.webui.workspace.UIPortalApplicationLifecycle.processAction(UIPortalApplicationLifecycle.java:37) at org.exoplatform.webui.core.UIComponent.processAction(UIComponent.java:137) at org.exoplatform.webui.core.UIApplication.processAction(UIApplication.java:115) at org.exoplatform.portal.application.PortalRequestHandler.execute(PortalRequestHandler.java:107) at org.exoplatform.web.WebAppController.service(WebAppController.java:161) at org.exoplatform.portal.application.PortalController.onService(PortalController.java:127) at org.exoplatform.container.web.AbstractHttpServlet.service(AbstractHttpServlet.java:132) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.web.filter.ExtensibleFilter$ExtensibleFilterChain.doFilter(ExtensibleFilter.java:114) at org.exoplatform.web.filter.ExtensibleFilter.doFilter(ExtensibleFilter.java:84) at org.exoplatform.web.filter.GenericFilter.doFilter(GenericFilter.java:78) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.web.CacheUserProfileFilter.doFilter(CacheUserProfileFilter.java:72) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.frameworks.jcr.web.ThreadLocalSessionProviderInitializedFilter.doFilter(ThreadLocalSessionProviderInitializedFilter.java:116) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.services.security.web.SetCurrentIdentityFilter.doFilter(SetCurrentIdentityFilter.java:90) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.web.login.ClusteredSSOFilter.doFilter(ClusteredSSOFilter.java:73) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.container.web.PortalContainerFilter.doFilter(PortalContainerFilter.java:69) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java: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:191) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:563) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.authenticator.SingleSignOn.invoke(SingleSignOn.java:421) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Thread.java:619) Dec 20, 2010 3:54:34 PM org.exoplatform.webui.core.UIApplication processAction SEVERE: Error during the processAction phase java.lang.IllegalArgumentException: User cannot be null at org.picketlink.idm.impl.api.session.managers.AbstractManager.checkNotNullArgument(AbstractManager.java:271) at org.picketlink.idm.impl.api.session.managers.AttributesManagerImpl.updatePassword(AttributesManagerImpl.java:558) at org.exoplatform.services.organization.idm.UserDAOImpl.persistUserInfo(UserDAOImpl.java:449) at org.exoplatform.services.organization.idm.UserDAOImpl.createUser(UserDAOImpl.java:141) at org.exoplatform.webui.organization.UIAccountInputSet.save(UIAccountInputSet.java:129) at org.exoplatform.webui.organization.UIAccountForm$SaveActionListener.execute(UIAccountForm.java:103) at org.exoplatform.webui.event.Event.broadcast(Event.java:89) at org.exoplatform.webui.core.lifecycle.UIFormLifecycle.processAction(UIFormLifecycle.java:123) at org.exoplatform.webui.core.lifecycle.UIFormLifecycle.processAction(UIFormLifecycle.java:40) at org.exoplatform.webui.core.UIComponent.processAction(UIComponent.java:137) at org.exoplatform.webui.core.lifecycle.UIApplicationLifecycle.processAction(UIApplicationLifecycle.java:58) at org.exoplatform.webui.core.UIComponent.processAction(UIComponent.java:137) at org.exoplatform.webui.core.UIApplication.processAction(UIApplication.java:115) at org.exoplatform.webui.application.portlet.PortletApplication.processAction(PortletApplication.java:169) at org.exoplatform.webui.application.portlet.PortletApplicationController.processAction(PortletApplicationController.java:80) at org.gatein.pc.portlet.impl.jsr168.PortletContainerImpl$Invoker.doFilter(PortletContainerImpl.java:558) at org.gatein.pc.portlet.impl.jsr168.api.FilterChainImpl.doFilter(FilterChainImpl.java:109) at org.gatein.pc.portlet.impl.jsr168.api.FilterChainImpl.doFilter(FilterChainImpl.java:72) at org.gatein.pc.portlet.impl.jsr168.PortletContainerImpl.dispatch(PortletContainerImpl.java:506) at org.gatein.pc.portlet.container.ContainerPortletDispatcher.invoke(ContainerPortletDispatcher.java:42) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.EventPayloadInterceptor.invoke(EventPayloadInterceptor.java:197) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.RequestAttributeConversationInterceptor.invoke(RequestAttributeConversationInterceptor.java:119) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.CCPPInterceptor.invoke(CCPPInterceptor.java:65) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.bridge.BridgeInterceptor.invoke(BridgeInterceptor.java:49) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.ContextDispatcherInterceptor.access$001(ContextDispatcherInterceptor.java:49) at org.gatein.pc.portlet.aspects.ContextDispatcherInterceptor$1.doCallback(ContextDispatcherInterceptor.java:123) at org.gatein.wci.command.CommandDispatcher$CallbackCommand.execute(CommandDispatcher.java:82) at sun.reflect.GeneratedMethodAccessor138.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.gatein.wci.command.CommandServlet.doGet(CommandServlet.java:135) at org.gatein.wci.command.CommandServlet.doPost(CommandServlet.java:166) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at org.gatein.wci.command.CommandServlet.include(CommandServlet.java:84) at org.gatein.wci.command.CommandDispatcher.include(CommandDispatcher.java:58) at org.gatein.wci.tomcat.TC6ServletContainerContext.include(TC6ServletContainerContext.java:87) at org.gatein.wci.impl.DefaultServletContainer.include(DefaultServletContainer.java:198) at org.gatein.pc.portlet.impl.spi.AbstractServerContext.dispatch(AbstractServerContext.java:69) at org.gatein.pc.portlet.aspects.ContextDispatcherInterceptor.invoke(ContextDispatcherInterceptor.java:77) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.SecureTransportInterceptor.invoke(SecureTransportInterceptor.java:69) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.ValveInterceptor.invoke(ValveInterceptor.java:75) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.container.ContainerPortletInvoker.invoke(ContainerPortletInvoker.java:117) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.state.producer.ProducerPortletInvoker.invoke(ProducerPortletInvoker.java:231) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.PortletCustomizationInterceptor.invoke(PortletCustomizationInterceptor.java:76) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.portlet.aspects.ConsumerCacheInterceptor.invoke(ConsumerCacheInterceptor.java:229) at org.gatein.pc.portlet.PortletInvokerInterceptor.invoke(PortletInvokerInterceptor.java:87) at org.gatein.pc.federation.impl.FederatedPortletInvokerService.invoke(FederatedPortletInvokerService.java:152) at org.gatein.pc.federation.impl.FederatingPortletInvokerService.invoke(FederatingPortletInvokerService.java:177) at org.exoplatform.portal.webui.application.UIPortlet.invoke(UIPortlet.java:896) at org.exoplatform.portal.webui.application.UIPortletActionListener$ProcessActionActionListener.execute(UIPortletActionListener.java:105) at org.exoplatform.webui.event.Event.broadcast(Event.java:89) at org.exoplatform.portal.webui.application.UIPortletLifecycle.processAction(UIPortletLifecycle.java:127) at org.exoplatform.portal.webui.application.UIPortletLifecycle.processAction(UIPortletLifecycle.java:62) at org.exoplatform.webui.core.UIComponent.processAction(UIComponent.java:137) at org.exoplatform.portal.webui.workspace.UIPortalApplicationLifecycle.processAction(UIPortalApplicationLifecycle.java:73) at org.exoplatform.portal.webui.workspace.UIPortalApplicationLifecycle.processAction(UIPortalApplicationLifecycle.java:37) at org.exoplatform.webui.core.UIComponent.processAction(UIComponent.java:137) at org.exoplatform.webui.core.UIApplication.processAction(UIApplication.java:115) at org.exoplatform.portal.application.PortalRequestHandler.execute(PortalRequestHandler.java:107) at org.exoplatform.web.WebAppController.service(WebAppController.java:161) at org.exoplatform.portal.application.PortalController.onService(PortalController.java:127) at org.exoplatform.container.web.AbstractHttpServlet.service(AbstractHttpServlet.java:132) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.web.filter.ExtensibleFilter$ExtensibleFilterChain.doFilter(ExtensibleFilter.java:114) at org.exoplatform.web.filter.ExtensibleFilter.doFilter(ExtensibleFilter.java:84) at org.exoplatform.web.filter.GenericFilter.doFilter(GenericFilter.java:78) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.web.CacheUserProfileFilter.doFilter(CacheUserProfileFilter.java:72) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.frameworks.jcr.web.ThreadLocalSessionProviderInitializedFilter.doFilter(ThreadLocalSessionProviderInitializedFilter.java:116) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.services.security.web.SetCurrentIdentityFilter.doFilter(SetCurrentIdentityFilter.java:90) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.web.login.ClusteredSSOFilter.doFilter(ClusteredSSOFilter.java:73) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.exoplatform.container.web.PortalContainerFilter.doFilter(PortalContainerFilter.java:69) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java: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:191) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:563) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.authenticator.SingleSignOn.invoke(SingleSignOn.java:421) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Thread.java:619) Pls discus about this problem, how to fix it? Thanks for your advise. -- *Thanh Tung Do Software engineer - eXo Platform SEA. Add: Floor 7&8 - Thai Ha Building, 18/11 Thai Ha Str., Hanoi Email: tungdt.dtt(a)gmail.com Company website: www.exoplatform.org <http://www.exoplatform.vn>*