java.lang.NullPointerException

Oracle Community | 807594 | 1 decade ago
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    tomcat & jBoss problem

    Oracle Community | 1 decade ago | 807594
    java.lang.NullPointerException
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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
  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.jboss.ejb.plugins.jaws.jdbc.JDBCCommand.getResultObject()
    2. org.jboss.ejb
      JAWSPersistenceManager.loadEntity
      1. org.jboss.ejb.plugins.jaws.jdbc.JDBCCommand.getResultObject(JDBCCommand.java:500)
      2. org.jboss.ejb.plugins.jaws.jdbc.JDBCLoadEntityCommand.loadOneEntity(JDBCLoadEntityCommand.java:219)
      3. org.jboss.ejb.plugins.jaws.jdbc.JDBCLoadEntityCommand.handleResult(JDBCLoadEntityCommand.java:176)
      4. org.jboss.ejb.plugins.jaws.jdbc.JDBCQueryCommand.executeStatementAndHandleResult(JDBCQueryCommand.java:59)
      5. org.jboss.ejb.plugins.jaws.jdbc.JDBCCommand.jdbcExecute(JDBCCommand.java:156)
      6. org.jboss.ejb.plugins.jaws.jdbc.JDBCLoadEntityCommand.execute(JDBCLoadEntityCommand.java:147)
      7. org.jboss.ejb.plugins.jaws.JAWSPersistenceManager.loadEntity(JAWSPersistenceManager.java:156)
      7 frames
    3. JBoss Application Server Server
      EntityContainer.invoke
      1. org.jboss.ejb.plugins.CMPPersistenceManager.loadEntity(CMPPersistenceManager.java:362)
      2. org.jboss.ejb.plugins.EntitySynchronizationInterceptor.invoke(EntitySynchronizationInterceptor.java:287)
      3. org.jboss.ejb.plugins.EntityInstanceInterceptor.invoke(EntityInstanceInterceptor.java:197)
      4. org.jboss.ejb.plugins.EntityLockInterceptor.invoke(EntityLockInterceptor.java:125)
      5. org.jboss.ejb.plugins.TxInterceptorCMT.invokeNext(TxInterceptorCMT.java:138)
      6. org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInterceptorCMT.java:347)
      7. org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCMT.java:100)
      8. org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityInterceptor.java:127)
      9. org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.java:170)
      10. org.jboss.ejb.EntityContainer.invoke(EntityContainer.java:428)
      10 frames
    4. org.jboss.ejb
      JRMPContainerInvoker.invoke
      1. org.jboss.ejb.plugins.jrmp.server.JRMPContainerInvoker.invoke(JRMPContainerInvoker.java:410)
      1 frame
    5. Java RT
      Thread.run
      1. java.lang.reflect.Method.invoke(Native Method)
      2. sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:241)
      3. sun.rmi.transport.Transport$1.run(Transport.java:152)
      4. java.security.AccessController.doPrivileged(Native Method)
      5. sun.rmi.transport.Transport.serviceCall(Transport.java:148)
      6. sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:465)
      7. sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:706)
      8. java.lang.Thread.run(Thread.java:484)
      8 frames