java.lang.RuntimeException: An error occured while executing doInBackground()

JIRA | Arnt Gulbrandsen | 1 year ago
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  1. 0

    On my Nexus 5 with locale set to en-GB, starting Music NPEs at once. I tried an upgrade to the latest nightly (from the September 1 snapshot), but the problem persists (some of the line numbers in the stack trace change, that's all). The following logcat includes an illuminating stack trace. D/LocaleSetManager( 7787): Locale Changed from: null to en-GB --------- beginning of crash E/AndroidRuntime( 7787): FATAL EXCEPTION: ModernAsyncTask #1 E/AndroidRuntime( 7787): Process: com.cyanogenmod.eleven, PID: 7787 E/AndroidRuntime( 7787): java.lang.RuntimeException: An error occured while executing doInBackground() E/AndroidRuntime( 7787): at android.support.v4.content.ModernAsyncTask$3.done(ModernAsyncTask.java:137) E/AndroidRuntime( 7787): at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:355) E/AndroidRuntime( 7787): at java.util.concurrent.FutureTask.setException(FutureTask.java:222) E/AndroidRuntime( 7787): at java.util.concurrent.FutureTask.run(FutureTask.java:242) E/AndroidRuntime( 7787): at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112) E/AndroidRuntime( 7787): at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587) E/AndroidRuntime( 7787): at java.lang.Thread.run(Thread.java:818) E/AndroidRuntime( 7787): Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.length()' on a null object reference E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.locale.LocaleUtils$LocaleUtilsBase.getBucketIndex(LocaleUtils.java:131) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.locale.LocaleUtils.getBucketIndex(LocaleUtils.java:466) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.provider.LocalizedStore.updateAlbumData(LocalizedStore.java:293) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.provider.LocalizedStore.updateLocalizedStore(LocalizedStore.java:252) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.provider.LocalizedStore.addIds(LocalizedStore.java:521) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.provider.LocalizedStore.updateDiscrepancies(LocalizedStore.java:469) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.provider.LocalizedStore.getLocalizedSort(LocalizedStore.java:442) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.loaders.SongLoader.makeSongCursor(SongLoader.java:206) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.loaders.SongLoader.makeSongCursor(SongLoader.java:162) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.loaders.SongLoader.getCursor(SongLoader.java:134) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.loaders.SongLoader.loadInBackground(SongLoader.java:80) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.loaders.SongLoader.loadInBackground(SongLoader.java:40) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.sectionadapter.SectionCreator.loadInBackground(SectionCreator.java:69) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.sectionadapter.SectionCreator.loadInBackground(SectionCreator.java:30) E/AndroidRuntime( 7787): at android.support.v4.content.AsyncTaskLoader.onLoadInBackground(AsyncTaskLoader.java:242) E/AndroidRuntime( 7787): at android.support.v4.content.AsyncTaskLoader$LoadTask.doInBackground(AsyncTaskLoader.java:51) E/AndroidRuntime( 7787): at android.support.v4.content.AsyncTaskLoader$LoadTask.doInBackground(AsyncTaskLoader.java:40) E/AndroidRuntime( 7787): at android.support.v4.content.ModernAsyncTask$2.call(ModernAsyncTask.java:123) E/AndroidRuntime( 7787): at java.util.concurrent.FutureTask.run(FutureTask.java:237) E/AndroidRuntime( 7787): ... 3 more W/ActivityManager( 2333): Force finishing activity 1 com.cyanogenmod.eleven/.ui.activities.HomeActivity

    JIRA | 1 year ago | Arnt Gulbrandsen
    java.lang.RuntimeException: An error occured while executing doInBackground()
  2. 0

    On my Nexus 5 with locale set to en-GB, starting Music NPEs at once. I tried an upgrade to the latest nightly (from the September 1 snapshot), but the problem persists (some of the line numbers in the stack trace change, that's all). The following logcat includes an illuminating stack trace. D/LocaleSetManager( 7787): Locale Changed from: null to en-GB --------- beginning of crash E/AndroidRuntime( 7787): FATAL EXCEPTION: ModernAsyncTask #1 E/AndroidRuntime( 7787): Process: com.cyanogenmod.eleven, PID: 7787 E/AndroidRuntime( 7787): java.lang.RuntimeException: An error occured while executing doInBackground() E/AndroidRuntime( 7787): at android.support.v4.content.ModernAsyncTask$3.done(ModernAsyncTask.java:137) E/AndroidRuntime( 7787): at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:355) E/AndroidRuntime( 7787): at java.util.concurrent.FutureTask.setException(FutureTask.java:222) E/AndroidRuntime( 7787): at java.util.concurrent.FutureTask.run(FutureTask.java:242) E/AndroidRuntime( 7787): at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112) E/AndroidRuntime( 7787): at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587) E/AndroidRuntime( 7787): at java.lang.Thread.run(Thread.java:818) E/AndroidRuntime( 7787): Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.length()' on a null object reference E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.locale.LocaleUtils$LocaleUtilsBase.getBucketIndex(LocaleUtils.java:131) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.locale.LocaleUtils.getBucketIndex(LocaleUtils.java:466) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.provider.LocalizedStore.updateAlbumData(LocalizedStore.java:293) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.provider.LocalizedStore.updateLocalizedStore(LocalizedStore.java:252) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.provider.LocalizedStore.addIds(LocalizedStore.java:521) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.provider.LocalizedStore.updateDiscrepancies(LocalizedStore.java:469) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.provider.LocalizedStore.getLocalizedSort(LocalizedStore.java:442) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.loaders.SongLoader.makeSongCursor(SongLoader.java:206) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.loaders.SongLoader.makeSongCursor(SongLoader.java:162) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.loaders.SongLoader.getCursor(SongLoader.java:134) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.loaders.SongLoader.loadInBackground(SongLoader.java:80) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.loaders.SongLoader.loadInBackground(SongLoader.java:40) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.sectionadapter.SectionCreator.loadInBackground(SectionCreator.java:69) E/AndroidRuntime( 7787): at com.cyanogenmod.eleven.sectionadapter.SectionCreator.loadInBackground(SectionCreator.java:30) E/AndroidRuntime( 7787): at android.support.v4.content.AsyncTaskLoader.onLoadInBackground(AsyncTaskLoader.java:242) E/AndroidRuntime( 7787): at android.support.v4.content.AsyncTaskLoader$LoadTask.doInBackground(AsyncTaskLoader.java:51) E/AndroidRuntime( 7787): at android.support.v4.content.AsyncTaskLoader$LoadTask.doInBackground(AsyncTaskLoader.java:40) E/AndroidRuntime( 7787): at android.support.v4.content.ModernAsyncTask$2.call(ModernAsyncTask.java:123) E/AndroidRuntime( 7787): at java.util.concurrent.FutureTask.run(FutureTask.java:237) E/AndroidRuntime( 7787): ... 3 more W/ActivityManager( 2333): Force finishing activity 1 com.cyanogenmod.eleven/.ui.activities.HomeActivity

    JIRA | 1 year ago | Arnt Gulbrandsen
    java.lang.RuntimeException: An error occured while executing doInBackground()
  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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    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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    Stack Overflow | 2 years ago | angelo087
    java.lang.NullPointerException: Cannot invoke method getAt() on null object

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'int java.lang.String.length()' on a null object reference

      at com.cyanogenmod.eleven.locale.LocaleUtils$LocaleUtilsBase.getBucketIndex()
    2. com.cyanogenmod.eleven
      SectionCreator.loadInBackground
      1. com.cyanogenmod.eleven.locale.LocaleUtils$LocaleUtilsBase.getBucketIndex(LocaleUtils.java:131)
      2. com.cyanogenmod.eleven.locale.LocaleUtils.getBucketIndex(LocaleUtils.java:466)
      3. com.cyanogenmod.eleven.provider.LocalizedStore.updateAlbumData(LocalizedStore.java:293)
      4. com.cyanogenmod.eleven.provider.LocalizedStore.updateLocalizedStore(LocalizedStore.java:252)
      5. com.cyanogenmod.eleven.provider.LocalizedStore.addIds(LocalizedStore.java:521)
      6. com.cyanogenmod.eleven.provider.LocalizedStore.updateDiscrepancies(LocalizedStore.java:469)
      7. com.cyanogenmod.eleven.provider.LocalizedStore.getLocalizedSort(LocalizedStore.java:442)
      8. com.cyanogenmod.eleven.loaders.SongLoader.makeSongCursor(SongLoader.java:206)
      9. com.cyanogenmod.eleven.loaders.SongLoader.makeSongCursor(SongLoader.java:162)
      10. com.cyanogenmod.eleven.loaders.SongLoader.getCursor(SongLoader.java:134)
      11. com.cyanogenmod.eleven.loaders.SongLoader.loadInBackground(SongLoader.java:80)
      12. com.cyanogenmod.eleven.loaders.SongLoader.loadInBackground(SongLoader.java:40)
      13. com.cyanogenmod.eleven.sectionadapter.SectionCreator.loadInBackground(SectionCreator.java:69)
      14. com.cyanogenmod.eleven.sectionadapter.SectionCreator.loadInBackground(SectionCreator.java:30)
      14 frames
    3. Android Support v4
      ModernAsyncTask$2.call
      1. android.support.v4.content.AsyncTaskLoader.onLoadInBackground(AsyncTaskLoader.java:242)
      2. android.support.v4.content.AsyncTaskLoader$LoadTask.doInBackground(AsyncTaskLoader.java:51)
      3. android.support.v4.content.AsyncTaskLoader$LoadTask.doInBackground(AsyncTaskLoader.java:40)
      4. android.support.v4.content.ModernAsyncTask$2.call(ModernAsyncTask.java:123)
      4 frames
    4. Java RT
      Thread.run
      1. java.util.concurrent.FutureTask.run(FutureTask.java:237)
      2. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112)
      3. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587)
      4. java.lang.Thread.run(Thread.java:818)
      4 frames