javax.portlet.PortletException

portals-pluto-user | suresh Vadlamudi | 8 years ago
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    Getting a nullpointer exception when switching displayables in J2ME

    Stack Overflow | 6 years ago | Pallinder
    java.lang.NullPointerException: 0 at javax.microedition.lcdui.Display$ChameleonTunnel.callScreenListener(), bci=46 at com.sun.midp.chameleon.layers.SoftButtonLayer.processCommand(), bci=74 at com.sun.midp.chameleon.layers.SoftButtonLayer.soft1(), bci=37 at com.sun.midp.chameleon.layers.SoftButtonLayer.keyInput(), bci=36 at com.sun.midp.chameleon.CWindow.keyInput(), bci=38 at javax.microedition.lcdui.Display$DisplayEventConsumerImpl.handleKeyEvent(), bci=17 at com.sun.midp.lcdui.DisplayEventListener.process(), bci=277 at com.sun.midp.events.EventQueue.run(), bci=179

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.apache.pluto.core.PortletServlet.init()
    2. Pluto Portlet Container
      PortletServlet.init
      1. org.apache.pluto.core.PortletServlet.init(PortletServlet.java:106)
      1 frame
    3. JavaServlet
      GenericServlet.init
      1. javax.servlet.GenericServlet.init(GenericServlet.java:211)
      1 frame
    4. Glassfish Core
      ApplicationDispatcher.include
      1. org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1105)
      2. org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:757)
      3. org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:641)
      4. org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:574)
      5. org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:499)
      5 frames
    5. Pluto Portlet Container
      PortletContainerImpl.doRender
      1. org.apache.pluto.core.DefaultPortletInvokerService.invoke(DefaultPortletInvokerService.java:167)
      2. org.apache.pluto.core.DefaultPortletInvokerService.render(DefaultPortletInvokerService.java:101)
      3. org.apache.pluto.core.PortletContainerImpl.doRender(PortletContainerImpl.java:172)
      3 frames
    6. Pluto Portal Driver
      PortletTag.doStartTag
      1. org.apache.pluto.driver.tags.PortletTag.doStartTag(PortletTag.java:152)
      1 frame
    7. org.apache.jsp
      portlet_002dskin_jsp._jspService
      1. org.apache.jsp.WEB_002dINF.themes.portlet_002dskin_jsp._jspx_meth_pluto_portlet_0(portlet_002dskin_jsp.java:99)
      2. org.apache.jsp.WEB_002dINF.themes.portlet_002dskin_jsp._jspService(portlet_002dskin_jsp.java:74)
      2 frames
    8. GWT dev
      HttpJspBase.service
      1. org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
      1 frame
    9. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
      1 frame
    10. GWT dev
      JspServlet.service
      1. org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:334)
      2. org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
      3. org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
      3 frames
    11. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
      1 frame
    12. Glassfish Core
      ApplicationDispatcher.include
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
      3. org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672)
      4. org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:574)
      5. org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:499)
      5 frames
    13. GWT dev
      JspRuntimeLibrary.include
      1. org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:966)
      1 frame
    14. org.apache.jsp
      pluto_002ddefault_002dtheme_jsp._jspService
      1. org.apache.jsp.WEB_002dINF.themes.pluto_002ddefault_002dtheme_jsp._jspx_meth_c_forEach_1(pluto_002ddefault_002dtheme_jsp.java:480)
      2. org.apache.jsp.WEB_002dINF.themes.pluto_002ddefault_002dtheme_jsp._jspx_meth_c_otherwise_0(pluto_002ddefault_002dtheme_jsp.java:428)
      3. org.apache.jsp.WEB_002dINF.themes.pluto_002ddefault_002dtheme_jsp._jspx_meth_c_choose_0(pluto_002ddefault_002dtheme_jsp.java:296)
      4. org.apache.jsp.WEB_002dINF.themes.pluto_002ddefault_002dtheme_jsp._jspService(pluto_002ddefault_002dtheme_jsp.java:153)
      4 frames
    15. GWT dev
      HttpJspBase.service
      1. org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
      1 frame
    16. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
      1 frame
    17. GWT dev
      JspServlet.service
      1. org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:334)
      2. org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
      3. org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
      3 frames
    18. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
      1 frame
    19. Glassfish Core
      ApplicationDispatcher.forward
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
      3. org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672)
      4. org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:463)
      5. org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:398)
      6. org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)
      6 frames
    20. Pluto Portal Driver
      PortalDriverServlet.doGet
      1. org.apache.pluto.driver.PortalDriverServlet.doGet(PortalDriverServlet.java:151)
      1 frame
    21. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
      2. javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
      2 frames
    22. Glassfish Core
      CoyoteAdapter.service
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
      3. org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
      4. org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
      5. org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:524)
      6. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
      7. org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
      8. org.apache.catalina.authenticator.SingleSignOn.invoke(SingleSignOn.java:419)
      9. org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
      10. org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
      10 frames
    23. Grizzly HTTP
      LeaderFollowerWorkerThread.runIt
      1. org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
      2. org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
      3. org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
      4. org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
      4 frames
    24. Tomcat Util
      ThreadPool$ControlRunnable.run
      1. org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
      1 frame
    25. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:595)
      1 frame