java.lang.NullPointerException

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  • Unable to Get Started
    via by neilac333,
    • java.lang.NullPointerException at org.apache.myfaces.custom.tree2.HtmlTreeRenderer.encodeChildren(HtmlTreeRenderer.java:187) at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:329) at javax.faces.webapp.UIComponentTag.encodeChildren(UIComponentTag.java:380) at javax.faces.webapp.UIComponentTag.doEndTag(UIComponentTag.java:288) at org.apache.jsp.home_jsp._jspx_meth_x_tree2_0(org.apache.jsp.home_jsp:219) at org.apache.jsp.home_jsp._jspx_meth_f_view_0(org.apache.jsp.home_jsp:170) at org.apache.jsp.home_jsp._jspService(org.apache.jsp.home_jsp:120) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:99) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:325) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:245) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:674) at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:465) at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:400) at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:303) at org.apache.myfaces.context.servlet.ServletExternalContextImpl.dispatch(ServletExternalContextImpl.java:405) at org.apache.myfaces.application.jsp.JspViewHandlerImpl.renderView(JspViewHandlerImpl.java:280) at org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:300) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:110) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) at org.apache.myfaces.component.html.util.ExtensionsFilter.doFilter(ExtensionsFilter.java:112) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) 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:825) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:731) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:526) at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684) at java.lang.Thread.run(Thread.java:595)
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