java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ListView.setAdapter(android.widget.ListAdapter)' on a null object reference

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  1. 0

    Attempt to invoke virtual method 'void android.widget.ListView.setAdapter(android.widget.ListAdapter)' on a null object reference within a fragment

    Stack Overflow | 8 months ago | Thomas Scarecrow Maveric
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ListView.setAdapter(android.widget.ListAdapter)' on a null object reference
  2. 0

    Attempt to invoke virtual method on a null object reference - Android - java

    developer-works.com | 1 year ago
    java.lang.NullPointerException: Attempt to invoke virtual method 'java.util.ArrayList foto.studio.SQLiteDataSource.getAllImageItems()' on a null object reference at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2693) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2758) at android.app.ActivityThread.access$900(ActivityThread.java:177) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1448) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:145) at android.app.ActivityThread.main(ActivityThread.java:5942) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1400)
  3. 0

    Attempt to invoke virtual method on a null object reference

    xluat.com | 1 year ago
    java.lang.NullPointerException: Attempt to invoke virtual method 'java.util.ArrayList foto.studio.SQLiteDataSource.getAllImageItems()' on a null object reference at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2693) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2758) at android.app.ActivityThread.access$900(ActivityThread.java:177) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1448) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:145) at android.app.ActivityThread.main(ActivityThread.java:5942) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1400)
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  5. 0

    Attempt to invoke virtual method on a null object reference

    pr8x.com | 1 year ago
    java.lang.NullPointerException: Attempt to invoke virtual method 'java.util.ArrayList foto.studio.SQLiteDataSource.getAllImageItems()' on a null object reference at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2693) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2758) at android.app.ActivityThread.access$900(ActivityThread.java:177) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1448) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:145) at android.app.ActivityThread.main(ActivityThread.java:5942) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1400)
  6. 0

    NullPointerException: Attempt to invoke virtual method. 'ZXing ScannerView'

    Stack Overflow | 1 month ago | Adam
    java.lang.NullPointerException: Attempt to invoke virtual method 'void me.dm7.barcodescanner.zxing.ZXingScannerView.stopCamera()' on a null object reference

    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'void android.widget.ListView.setAdapter(android.widget.ListAdapter)' on a null object reference

      at com.evolustudios.askin.askin.src.fragments.FeedFragment.onCreateView()
    2. com.evolustudios.askin
      FeedFragment.onCreateView
      1. com.evolustudios.askin.askin.src.fragments.FeedFragment.onCreateView(FeedFragment.java:63)
      1 frame
    3. Android Support v4
      ViewPager.onMeasure
      1. android.support.v4.app.Fragment.performCreateView(Fragment.java:2080)
      2. android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1108)
      3. android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1290)
      4. android.support.v4.app.BackStackRecord.run(BackStackRecord.java:801)
      5. android.support.v4.app.FragmentManagerImpl.execSingleAction(FragmentManager.java:1638)
      6. android.support.v4.app.BackStackRecord.commitNowAllowingStateLoss(BackStackRecord.java:679)
      7. android.support.v4.app.FragmentPagerAdapter.finishUpdate(FragmentPagerAdapter.java:143)
      8. android.support.v4.view.ViewPager.populate(ViewPager.java:1240)
      9. android.support.v4.view.ViewPager.populate(ViewPager.java:1088)
      10. android.support.v4.view.ViewPager.onMeasure(ViewPager.java:1614)
      10 frames
    4. Android Platform
      ViewGroup.measureChildWithMargins
      1. android.view.View.measure(View.java:18788)
      2. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5951)
      2 frames
    5. android.support.design
      CoordinatorLayout.onMeasure
      1. android.support.design.widget.CoordinatorLayout.onMeasureChild(CoordinatorLayout.java:706)
      2. android.support.design.widget.HeaderScrollingViewBehavior.onMeasureChild(HeaderScrollingViewBehavior.java:90)
      3. android.support.design.widget.AppBarLayout$ScrollingViewBehavior.onMeasureChild(AppBarLayout.java:1364)
      4. android.support.design.widget.CoordinatorLayout.onMeasure(CoordinatorLayout.java:771)
      4 frames
    6. Android Platform
      FrameLayout.onMeasure
      1. android.view.View.measure(View.java:18788)
      2. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5951)
      3. android.widget.FrameLayout.onMeasure(FrameLayout.java:194)
      3 frames
    7. Android v7
      ContentFrameLayout.onMeasure
      1. android.support.v7.widget.ContentFrameLayout.onMeasure(ContentFrameLayout.java:135)
      1 frame
    8. Android Platform
      ViewGroup.measureChildWithMargins
      1. android.view.View.measure(View.java:18788)
      2. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5951)
      2 frames
    9. Android v7
      ActionBarOverlayLayout.onMeasure
      1. android.support.v7.widget.ActionBarOverlayLayout.onMeasure(ActionBarOverlayLayout.java:389)
      1 frame
    10. Android Platform
      FrameLayout.onMeasure
      1. android.view.View.measure(View.java:18788)
      2. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5951)
      3. android.widget.FrameLayout.onMeasure(FrameLayout.java:194)
      4. android.view.View.measure(View.java:18788)
      5. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5951)
      6. android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1465)
      7. android.widget.LinearLayout.measureVertical(LinearLayout.java:748)
      8. android.widget.LinearLayout.onMeasure(LinearLayout.java:630)
      9. android.view.View.measure(View.java:18788)
      10. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5951)
      11. android.widget.FrameLayout.onMeasure(FrameLayout.java:194)
      11 frames
    11. Android
      PhoneWindow$DecorView.onMeasure
      1. com.android.internal.policy.PhoneWindow$DecorView.onMeasure(PhoneWindow.java:2643)
      1 frame
    12. Android Platform
      ActivityThread.main
      1. android.view.View.measure(View.java:18788)
      2. android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:2100)
      3. android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:1216)
      4. android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1508)
      5. android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1107)
      6. android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6013)
      7. android.view.Choreographer$CallbackRecord.run(Choreographer.java:858)
      8. android.view.Choreographer.doCallbacks(Choreographer.java:670)
      9. android.view.Choreographer.doFrame(Choreographer.java:606)
      10. android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:844)
      11. android.os.Handler.handleCallback(Handler.java:739)
      12. android.os.Handler.dispatchMessage(Handler.java:95)
      13. android.os.Looper.loop(Looper.java:148)
      14. android.app.ActivityThread.main(ActivityThread.java:5417)
      14 frames
    13. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      1 frame
    14. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
      2 frames