java.lang.NullPointerException

GitHub | tomtau | 8 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 lighttable.nrepl.cljs$js_dep.invoke()
    2. lighttable.nrepl
      cljs$transitive_all$fn__3974.invoke
      1. lighttable.nrepl.cljs$js_dep.invoke(cljs.clj:195)
      2. lighttable.nrepl.cljs$transitive.invoke(cljs.clj:220)
      3. lighttable.nrepl.cljs$transitive_all$fn__3974.invoke(cljs.clj:243)
      3 frames
    3. Clojure
      core$reduce.invoke
      1. clojure.core.protocols$fn__6034.invoke(protocols.clj:143)
      2. clojure.core.protocols$fn__6005$G__6000__6014.invoke(protocols.clj:19)
      3. clojure.core.protocols$seq_reduce.invoke(protocols.clj:31)
      4. clojure.core.protocols$fn__6028.invoke(protocols.clj:48)
      5. clojure.core.protocols$fn__5979$G__5974__5992.invoke(protocols.clj:13)
      6. clojure.core$reduce.invoke(core.clj:6177)
      6 frames
    4. lighttable.nrepl
      cljs$eval4054$fn__4056.invoke
      1. lighttable.nrepl.cljs$transitive_all.invoke(cljs.clj:245)
      2. lighttable.nrepl.cljs$compile_all.invoke(cljs.clj:306)
      3. lighttable.nrepl.cljs$eval4054$fn__4056.invoke(cljs.clj:351)
      3 frames
    5. Clojure
      MultiFn.invoke
      1. clojure.lang.MultiFn.invoke(MultiFn.java:227)
      1 frame
    6. lighttable.nrepl
      core$queued$fn__1362.invoke
      1. lighttable.nrepl.core$queued$fn__1362.invoke(core.clj:97)
      1 frame
    7. Clojure
      core$comp$fn__4154.invoke
      1. clojure.core$comp$fn__4154.invoke(core.clj:2330)
      1 frame
    8. clojure.tools.nrepl
      interruptible_eval$run_next$fn__670.invoke
      1. clojure.tools.nrepl.middleware.interruptible_eval$run_next$fn__670.invoke(interruptible_eval.clj:159)
      1 frame
    9. Clojure
      AFn.run
      1. clojure.lang.AFn.run(AFn.java:24)
      1 frame
    10. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
      3. java.lang.Thread.run(Unknown Source)
      3 frames