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Date: Thu, 9 Jul 2009 18:02:15 -0700 (PDT)
From: "viola.lu (JIRA)" <jira@apache.org>
To: dev@geronimo.apache.org
Subject: [jira] Commented: (GERONIMO-4732) click monitoring and delete the
 server localhost and there is an Error rendering portlet.
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    [ https://issues.apache.org/jira/browse/GERONIMO-4732?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12729480#action_12729480 ] 

viola.lu commented on GERONIMO-4732:
------------------------------------

which build you are using, i tested it on latest build 009.07.08-21:08:59.720-0400, seems no problem when adding both graphs.Pls recheck it, thanks.

> click monitoring and delete the server localhost and there is an Error rendering portlet.
> -----------------------------------------------------------------------------------------
>
>                 Key: GERONIMO-4732
>                 URL: https://issues.apache.org/jira/browse/GERONIMO-4732
>             Project: Geronimo
>          Issue Type: Bug
>      Security Level: public(Regular issues) 
>          Components: monitoring
>    Affects Versions: 2.2
>         Environment: windows xp sp2 32bit
> JRE 1.6
>            Reporter: liangkun
>            Assignee: viola.lu
>             Fix For: 2.2
>
>
> steps:
> 1.click the porlet and add a server localhost.
> 2.Add two Graphs:one is JVM Heap Size current,another is JVM Heap Size max.
> 3.view the graphs and they run well.
> 4 Delete the server and there is an error:rendering portlet.
> Error rendering portlet.
> java.lang.NullPointerException
> 	at jsp.WEB_002dINF.view.monitoringNormal_jsp._jspService(monitoringNormal_jsp.java:900)
> 	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:806)
> 	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.apache.pluto.internal.impl.PortletRequestDispatcherImpl.include(PortletRequestDispatcherImpl.java:106)
> 	at org.apache.geronimo.monitoring.console.MonitoringPortlet.normalView(MonitoringPortlet.java:455)
> 	at org.apache.geronimo.monitoring.console.MonitoringPortlet.doView(MonitoringPortlet.java:341)
> 	at javax.portlet.GenericPortlet.doDispatch(GenericPortlet.java:247)
> 	at javax.portlet.GenericPortlet.render(GenericPortlet.java:175)
> 	at org.apache.geronimo.console.BasePortlet.render(BasePortlet.java:153)
> 	at org.apache.pluto.core.PortletServlet.dispatch(PortletServlet.java:208)
> 	at org.apache.pluto.core.PortletServlet.doGet(PortletServlet.java:139)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:693)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:806)
> 	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.apache.pluto.core.DefaultPortletInvokerService.invoke(DefaultPortletInvokerService.java:167)
> 	at org.apache.pluto.core.DefaultPortletInvokerService.render(DefaultPortletInvokerService.java:101)
> 	at org.apache.pluto.core.PortletContainerImpl.doRender(PortletContainerImpl.java:172)
> 	at org.apache.pluto.driver.tags.PortletTag.doStartTag(PortletTag.java:152)
> 	at jsp.WEB_002dINF.themes.portlet_002dskin_jsp._jspService(portlet_002dskin_jsp.java:102)
> 	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:806)
> 	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.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:968)
> 	at jsp.WEB_002dINF.themes.default_002dtheme_jsp._jspx_meth_c_005fforEach_005f0(default_002dtheme_jsp.java:215)
> 	at jsp.WEB_002dINF.themes.default_002dtheme_jsp._jspService(default_002dtheme_jsp.java:120)
> 	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:806)
> 	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.processRequest(ApplicationDispatcher.java:436)
> 	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374)
> 	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302)
> 	at org.apache.pluto.driver.PortalDriverServlet.doGet(PortalDriverServlet.java:151)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:693)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:806)
> 	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
> 	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> 	at org.apache.geronimo.console.filter.PlutoURLRebuildFilter.doFilter(PlutoURLRebuildFilter.java:48)
> 	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
> 	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> 	at org.apache.geronimo.console.filter.XSSXSRFFilter.doFilter(XSSXSRFFilter.java:125)
> 	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.geronimo.tomcat.valve.DefaultSubjectValve.invoke(DefaultSubjectValve.java:56)
> 	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:525)
> 	at org.apache.geronimo.tomcat.GeronimoStandardContext$SystemMethodValve.invoke(GeronimoStandardContext.java:413)
> 	at org.apache.geronimo.tomcat.valve.GeronimoBeforeAfterValve.invoke(GeronimoBeforeAfterValve.java:47)
> 	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
> 	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
> 	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:567)
> 	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
> 	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
> 	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:849)
> 	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
> 	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:361)
> 	at org.apache.geronimo.pool.ThreadPool$1.run(ThreadPool.java:214)
> 	at org.apache.geronimo.pool.ThreadPool$ContextClassLoaderRunnable.run(ThreadPool.java:344)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:896)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
> 	at java.lang.Thread.run(Thread.java:735)
> Problems:
> Now I click the porlet monitoring but there is no any response.So I can not add any monitoring.

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