i also get same error when using jsf with jboss
| 2007-03-21 17:42:50,281 ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[localhost].[/PowerPortlet].[Faces Servlet]] Servlet.service() for servlet Faces Servlet threw exception | java.lang.NullPointerException | at javax.faces.component.UIComponentBase.getRenderer(UIComponentBase.java:524) | at javax.faces.component.UIComponentBase.getClientId(UIComponentBase.java:136) | at javax.faces.component.UIComponentBase.getClientId(UIComponentBase.java:129) | at com.sun.rave.web.ui.component.TableRowGroup.getProperties(TableRowGroup.java:1804) | at com.sun.rave.web.ui.component.TableRowGroup.restoreState(TableRowGroup.java:1490) | at javax.faces.component.UIComponentBase.processRestoreState(UIComponentBase.java:511) | at javax.faces.component.UIComponentBase.processRestoreState(UIComponentBase.java:502) | at javax.faces.component.UIComponentBase.processRestoreState(UIComponentBase.java:502) | at javax.faces.component.UIComponentBase.processRestoreState(UIComponentBase.java:502) | at javax.faces.component.UIComponentBase.processRestoreState(UIComponentBase.java:502) | at javax.faces.component.UIComponentBase.processRestoreState(UIComponentBase.java:502) | at javax.faces.component.UIComponentBase.processRestoreState(UIComponentBase.java:502) | at org.apache.myfaces.application.jsp.JspStateManagerImpl.restoreComponentState(JspStateManagerImpl.java:129) | at org.apache.myfaces.application.jsp.JspStateManagerImpl.restoreView(JspStateManagerImpl.java:185) | at org.apache.myfaces.application.jsp.JspViewHandlerImpl.restoreView(JspViewHandlerImpl.java:255) | at com.sun.rave.web.ui.appbase.faces.ViewHandlerImpl.restoreView(ViewHandlerImpl.java:310) | at org.apache.myfaces.lifecycle.LifecycleImpl.restoreView(LifecycleImpl.java:124) | at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:66) | at javax.faces.webapp.FacesServlet.service(FacesServlet.java:106) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) | at com.sun.rave.web.ui.util.UploadFilter.doFilter(UploadFilter.java:198) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) | at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) | at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) | at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) | at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175) | at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74) | at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) | at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) | at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) | at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) | at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) | at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) | at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) | at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112) | at java.lang.Thread.run(Thread.java:595) | i can show table from database HOWEVER when i refresh table i got that error whats wrong with faces ? it is similar to http://wiki.jboss.org/wiki/Wiki.jsp?page=JBossWithIntegratedMyFaces but i already attempt all of the clue in there and still get the same error help me............ thanks ganda:) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4030177#4030177 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4030177 _______________________________________________ jboss-user mailing list jboss-user@lists.jboss.org https://lists.jboss.org/mailman/listinfo/jboss-user