java.lang.NullPointerException

Icesoft | makoto1337 | 7 years ago
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  1. 0

    Re:TypeError

    Icesoft | 7 years ago | makoto1337
    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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    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.icefaces.context.DOMResponseWriter.appendToCursor()
    2. org.icefaces.context
      DOMResponseWriter.write
      1. org.icefaces.context.DOMResponseWriter.appendToCursor(DOMResponseWriter.java:404)
      2. org.icefaces.context.DOMResponseWriter.appendToCursor(DOMResponseWriter.java:396)
      3. org.icefaces.context.DOMResponseWriter.write(DOMResponseWriter.java:113)
      3 frames
    3. JavaEE 7
      ResponseWriterWrapper.write
      1. javax.faces.context.ResponseWriterWrapper.write(ResponseWriterWrapper.java:337)
      1 frame
    4. Java RT
      Writer.write
      1. java.io.Writer.write(Writer.java:175)
      2. java.io.Writer.write(Writer.java:140)
      2 frames
    5. JavaEE 7
      PartialResponseWriter.startDocument
      1. javax.faces.context.PartialResponseWriter.startDocument(PartialResponseWriter.java:112)
      1 frame
    6. JSF
      PartialViewContextImpl.processPartial
      1. com.sun.faces.context.PartialViewContextImpl.processPartial(PartialViewContextImpl.java:277)
      1 frame
    7. JavaEE 7
      PartialViewContextWrapper.processPartial
      1. javax.faces.context.PartialViewContextWrapper.processPartial(PartialViewContextWrapper.java:179)
      1 frame
    8. org.icefaces.context
      DOMPartialViewContext.processPartial
      1. org.icefaces.context.DOMPartialViewContext.processPartial(DOMPartialViewContext.java:182)
      1 frame
    9. JavaEE 7
      PartialViewContextWrapper.processPartial
      1. javax.faces.context.PartialViewContextWrapper.processPartial(PartialViewContextWrapper.java:179)
      1 frame
    10. org.icefaces.context
      DOMPartialViewContext.processPartial
      1. org.icefaces.context.DOMPartialViewContext.processPartial(DOMPartialViewContext.java:182)
      1 frame
    11. JavaEE 7
      UIComponent.encodeAll
      1. javax.faces.component.UIViewRoot.encodeChildren(UIViewRoot.java:988)
      2. javax.faces.component.UIComponent.encodeAll(UIComponent.java:1610)
      2 frames
    12. JSF
      MultiViewHandler.renderView
      1. com.sun.faces.application.view.FaceletViewHandlingStrategy.renderView(FaceletViewHandlingStrategy.java:368)
      2. com.sun.faces.application.view.MultiViewHandler.renderView(MultiViewHandler.java:126)
      2 frames
    13. JavaEE 7
      ViewHandlerWrapper.renderView
      1. javax.faces.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:273)
      2. javax.faces.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:273)
      3. javax.faces.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:273)
      3 frames
    14. JSF
      LifecycleImpl.render
      1. com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:127)
      2. com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
      3. com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:139)
      3 frames
    15. JavaEE 7
      FacesServlet.service
      1. javax.faces.webapp.FacesServlet.service(FacesServlet.java:311)
      1 frame
    16. Glassfish Core
      StandardPipeline.invoke
      1. org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1523)
      2. org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:279)
      3. org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:188)
      4. org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:641)
      4 frames
    17. Glassfish
      PESessionLockingStandardPipeline.invoke
      1. com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:97)
      2. com.sun.enterprise.web.PESessionLockingStandardPipeline.invoke(PESessionLockingStandardPipeline.java:85)
      2 frames
    18. Glassfish Core
      CoyoteAdapter.service
      1. org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:185)
      2. org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:332)
      3. org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:233)
      3 frames
    19. Kernel Classes
      ContainerMapper.service
      1. com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:161)
      1 frame
    20. Grizzly WS
      AbstractThreadPool$Worker.run
      1. com.sun.grizzly.http.ProcessorTask.invokeAdapter(ProcessorTask.java:789)
      2. com.sun.grizzly.http.ProcessorTask.doProcess(ProcessorTask.java:697)
      3. com.sun.grizzly.http.ProcessorTask.process(ProcessorTask.java:952)
      4. com.sun.grizzly.http.DefaultProtocolFilter.execute(DefaultProtocolFilter.java:166)
      5. com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:135)
      6. com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:102)
      7. com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:88)
      8. com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:76)
      9. com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:53)
      10. com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:57)
      11. com.sun.grizzly.ContextTask.run(ContextTask.java:69)
      12. com.sun.grizzly.util.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:330)
      13. com.sun.grizzly.util.AbstractThreadPool$Worker.run(AbstractThreadPool.java:309)
      13 frames
    21. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:637)
      1 frame