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From "liangkun (JIRA)" <j...@apache.org>
Subject [jira] Created: (GERONIMO-4732) click monitoring and delete the server localhost and there is an Error rendering portlet.
Date Thu, 09 Jul 2009 06:36:14 GMT
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
            Priority: Minor
             Fix For: 1.1.2


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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