java.lang.NullPointerException

GitHub | jmiddleton | 11 months ago
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  1. 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
  2. 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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  4. 0

    Cloud Foundry v2 in Grails

    Stack Overflow | 2 years ago | angelo087
    java.lang.NullPointerException: Cannot invoke method getAt() on null object
  5. 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 edu.mayo.cts2.framework.plugin.service.lexevs.LexBigServiceFactory.updateCallback()
    2. edu.mayo.cts2
      LexBigServiceFactory.updateCallback
      1. edu.mayo.cts2.framework.plugin.service.lexevs.LexBigServiceFactory.updateCallback(LexBigServiceFactory.java:93)
      1 frame
    3. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:606)
      4 frames
    4. Spring OSGi Core
      ConfigurationAdminManager$ConfigurationWatcher.updated
      1. org.springframework.osgi.util.internal.ReflectionUtils.invokeMethod(ReflectionUtils.java:108)
      2. org.springframework.osgi.compendium.internal.cm.UpdateMethodAdapter.invokeCustomMethods(UpdateMethodAdapter.java:114)
      3. org.springframework.osgi.compendium.internal.cm.UpdateMethodAdapter.invoke(UpdateMethodAdapter.java:142)
      4. org.springframework.osgi.compendium.internal.cm.BeanManagedUpdate.update(BeanManagedUpdate.java:43)
      5. org.springframework.osgi.compendium.internal.cm.CMUtils.bulkUpdate(CMUtils.java:65)
      6. org.springframework.osgi.compendium.internal.cm.DefaultManagedServiceBeanManager.updated(DefaultManagedServiceBeanManager.java:80)
      7. org.springframework.osgi.compendium.internal.cm.ConfigurationAdminManager$ConfigurationWatcher.updated(ConfigurationAdminManager.java:68)
      7 frames
    5. Apache Felix Configuration Admin Service
      UpdateThread.run
      1. org.apache.felix.cm.impl.ConfigurationManager$ManagedServiceUpdate.run(ConfigurationManager.java:1160)
      2. org.apache.felix.cm.impl.UpdateThread.run(UpdateThread.java:104)
      2 frames
    6. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame