java.lang.NullPointerException

Icesoft | neilac333 | 1 decade ago
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  1. 0

    Unable to Get Started

    Icesoft | 1 decade ago | neilac333
    java.lang.NullPointerException
  2. 0

    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
  3. 0

    J2ME (Java) - Null Pointer Exception caught in Display Class

    Stack Overflow | 6 years ago | Tom
    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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  5. 0

    Cloud Foundry v2 in Grails

    Stack Overflow | 2 years ago | angelo087
    java.lang.NullPointerException: Cannot invoke method getAt() on null object
  6. 0

    NullPointerException in MIDlet with left soft key

    Stack Overflow | 6 years ago | berry120
    java.lang.NullPointerException: 0 at javax.microedition.lcdui.Display$ChameleonTunnel.callItemListener(), bci=57 at com.sun.midp.chameleon.layers.SoftButtonLayer.processCommand(), bci=57 at com.sun.midp.chameleon.layers.SoftButtonLayer.soft1(), bci=37 at com.sun.midp.chameleon.layers.SoftButtonLayer.keyInput(), bci=36 at com.sun.midp.chameleon.CWindow.keyInput(), bci=38 at javax.microedition.lcdui.Display$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.myfaces.custom.tree2.HtmlTreeRenderer.encodeChildren()
    2. Tomahawk
      HtmlTreeRenderer.encodeChildren
      1. org.apache.myfaces.custom.tree2.HtmlTreeRenderer.encodeChildren(HtmlTreeRenderer.java:187)
      1 frame
    3. JavaEE 7
      UIComponentTag.doEndTag
      1. javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:329)
      2. javax.faces.webapp.UIComponentTag.encodeChildren(UIComponentTag.java:380)
      3. javax.faces.webapp.UIComponentTag.doEndTag(UIComponentTag.java:288)
      3 frames
    4. org.apache.jsp
      home_jsp._jspService
      1. org.apache.jsp.home_jsp._jspx_meth_x_tree2_0(org.apache.jsp.home_jsp:219)
      2. org.apache.jsp.home_jsp._jspx_meth_f_view_0(org.apache.jsp.home_jsp:170)
      3. org.apache.jsp.home_jsp._jspService(org.apache.jsp.home_jsp:120)
      3 frames
    5. GWT dev
      HttpJspBase.service
      1. org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:99)
      1 frame
    6. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
      1 frame
    7. GWT dev
      JspServlet.service
      1. org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:325)
      2. org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295)
      3. org.apache.jasper.servlet.JspServlet.service(JspServlet.java:245)
      3 frames
    8. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
      1 frame
    9. Glassfish Core
      ApplicationDispatcher.forward
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
      3. org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:674)
      4. org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:465)
      5. org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:400)
      6. org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:303)
      6 frames
    10. Impl
      LifecycleImpl.render
      1. org.apache.myfaces.context.servlet.ServletExternalContextImpl.dispatch(ServletExternalContextImpl.java:405)
      2. org.apache.myfaces.application.jsp.JspViewHandlerImpl.renderView(JspViewHandlerImpl.java:280)
      3. org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:300)
      3 frames
    11. JavaEE 7
      FacesServlet.service
      1. javax.faces.webapp.FacesServlet.service(FacesServlet.java:110)
      1 frame
    12. Glassfish Core
      ApplicationFilterChain.doFilter
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
      2 frames
    13. Tomahawk
      ExtensionsFilter.doFilter
      1. org.apache.myfaces.component.html.util.ExtensionsFilter.doFilter(ExtensionsFilter.java:112)
      1 frame
    14. Glassfish Core
      CoyoteAdapter.service
      1. org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)
      2. org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
      3. org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)
      4. org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
      5. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
      6. org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
      7. org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
      8. org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
      8 frames
    15. Grizzly HTTP
      LeaderFollowerWorkerThread.runIt
      1. org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:825)
      2. org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:731)
      3. org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:526)
      4. org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
      4 frames
    16. Tomcat Util
      ThreadPool$ControlRunnable.run
      1. org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
      1 frame
    17. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:595)
      1 frame