java.lang.NullPointerException

Oracle Community | 392 Guest | 7 years ago
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    servlet 3.0 async, gvf3

    Oracle Community | 7 years ago | 392 Guest
    java.lang.NullPointerException
  2. 0

    Servlet 3 Async Processing Problems

    Oracle Community | 6 years ago | klee1703
    java.lang.NullPointerException
  3. 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
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  5. 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
  6. 0

    Cloud Foundry v2 in Grails

    Stack Overflow | 3 years ago | angelo087
    java.lang.NullPointerException: Cannot invoke method getAt() on null object

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at com.sun.grizzly.http.ProcessorTask.action()
    2. Grizzly WS
      Response.resume
      1. com.sun.grizzly.http.ProcessorTask.action(ProcessorTask.java:1163)
      2. com.sun.grizzly.tcp.Request.action(Request.java:419)
      3. com.sun.grizzly.tcp.Response.resume(Response.java:762)
      3 frames
    3. Glassfish Core
      AsyncContextImpl.complete
      1. org.apache.catalina.connector.Request.asyncComplete(Request.java:3760)
      2. org.apache.catalina.connector.AsyncContextImpl.complete(AsyncContextImpl.java:223)
      2 frames
    4. test
      TestServlet.doGet
      1. test.TestServlet.doGet(TestServlet.java:55)
      1 frame
    5. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:734)
      2. javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
      2 frames
    6. Glassfish Core
      AsyncContextImpl$Handler.run
      1. org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1523)
      2. org.apache.catalina.core.ApplicationDispatcher.doInvoke(ApplicationDispatcher.java:822)
      3. org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:684)
      4. org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:517)
      5. org.apache.catalina.core.ApplicationDispatcher.doDispatch(ApplicationDispatcher.java:488)
      6. org.apache.catalina.core.ApplicationDispatcher.dispatch(ApplicationDispatcher.java:379)
      7. org.apache.catalina.core.ApplicationDispatcher.dispatch(ApplicationDispatcher.java:336)
      8. org.apache.catalina.connector.AsyncContextImpl$Handler.run(AsyncContextImpl.java:375)
      8 frames
    7. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
      3. java.lang.Thread.run(Thread.java:619)[att1.html]
      3 frames