java.lang.NullPointerException

Oracle Community | 807596 | 1 decade ago
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  1. 0

    JSP errors

    Oracle Community | 1 decade ago | 807596
    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 | 3 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.jsp.salesgene_002dprospect_jsp._jspService()
    2. org.apache.jsp
      salesgene_002dprospect_jsp._jspService
      1. org.apache.jsp.salesgene_002dprospect_jsp._jspService(salesgene_002dprospect_jsp.java:125)
      1 frame
    3. GWT dev
      HttpJspBase.service
      1. org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
      1 frame
    4. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
      1 frame
    5. GWT dev
      JspServlet.service
      1. org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
      2. org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
      3. org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
      3 frames
    6. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
      1 frame
    7. Glassfish Core
      StandardValveContext.invokeNext
      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.StandardWrapperValve.invoke(StandardWrapperValve.java:214)
      4. org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
      5. org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
      6. org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)
      7. org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152)
      8. org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
      8 frames
    8. JBoss Application Server Tomcat
      SecurityAssociationValve.invoke
      1. org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:72)
      1 frame
    9. Glassfish Core
      StandardValveContext.invokeNext
      1. org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
      1 frame
    10. JBoss Application Server Tomcat
      JBossSecurityMgrRealm.invoke
      1. org.jboss.web.tomcat.security.JBossSecurityMgrRealm.invoke(JBossSecurityMgrRealm.java:275)
      1 frame
    11. Glassfish Core
      ContainerBase.invoke
      1. org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
      2. org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
      3. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
      4. org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
      5. org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
      6. org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
      7. org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
      8. org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
      9. org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
      10. org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
      11. org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929)
      11 frames
    12. org.apache.coyote
      CoyoteAdapter.service
      1. org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)
      1 frame
    13. Grizzly HTTP
      TcpWorkerThread.runIt
      1. org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)
      2. org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)
      3. org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)
      3 frames
    14. Tomcat Util
      ThreadPool$ControlRunnable.run
      1. org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
      1 frame
    15. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:534)
      1 frame