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

GitHub | itchix | 5 months ago
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  1. 0

    NullPointerException in NutritionProductFragment

    GitHub | 5 months ago | itchix
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.hashCode()' on a null object reference
  2. 0

    NullPointerException in NutritionProductFragment

    GitHub | 5 months ago | itchix
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.hashCode()' on a null object reference
  3. 0
    samebug tip
    When you use findViewById inside an activity it is going to look for a View inside your main_activity.xml. If it's not there, it throws this exception, try to use the right view to call findviewById.
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  5. 0
    samebug tip
    If you're using nested fragments, you have to use childFragmentManager instead of fragmentManager.
  6. 0

    Null pointer

    GitHub | 2 years ago | itchix
    java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.compareToIgnoreCase(java.lang.String)' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

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

      at openfoodfacts.github.scrachx.openfood.fragments.NutritionProductFragment.localiseNutritionLevel()
    2. openfoodfacts.github.scrachx
      NutritionProductFragment.onViewCreated
      1. openfoodfacts.github.scrachx.openfood.fragments.NutritionProductFragment.localiseNutritionLevel(NutritionProductFragment.java:137)
      2. openfoodfacts.github.scrachx.openfood.fragments.NutritionProductFragment.onViewCreated(NutritionProductFragment.java:53)
      2 frames
    3. Android Support v4
      ViewPager.onMeasure
      1. android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1127)
      2. android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1290)
      3. android.support.v4.app.BackStackRecord.run(BackStackRecord.java:801)
      4. android.support.v4.app.FragmentManagerImpl.execSingleAction(FragmentManager.java:1638)
      5. android.support.v4.app.BackStackRecord.commitNowAllowingStateLoss(BackStackRecord.java:679)
      6. android.support.v4.app.FragmentStatePagerAdapter.finishUpdate(FragmentStatePagerAdapter.java:166)
      7. android.support.v4.view.ViewPager.populate(ViewPager.java:1240)
      8. android.support.v4.view.ViewPager.populate(ViewPager.java:1088)
      9. android.support.v4.view.ViewPager.onMeasure(ViewPager.java:1614)
      9 frames
    4. Android Platform
      FrameLayout.onMeasure
      1. android.view.View.measure(View.java:17915)
      2. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5715)
      3. android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1692)
      4. android.widget.LinearLayout.measureVertical(LinearLayout.java:760)
      5. android.widget.LinearLayout.onMeasure(LinearLayout.java:629)
      6. android.view.View.measure(View.java:17915)
      7. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5715)
      8. android.widget.FrameLayout.onMeasure(FrameLayout.java:465)
      8 frames
    5. Android v7
      ContentFrameLayout.onMeasure
      1. android.support.v7.widget.ContentFrameLayout.onMeasure(ContentFrameLayout.java:135)
      1 frame
    6. Android Platform
      FrameLayout.onMeasure
      1. android.view.View.measure(View.java:17915)
      2. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5715)
      3. android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1692)
      4. android.widget.LinearLayout.measureVertical(LinearLayout.java:760)
      5. android.widget.LinearLayout.onMeasure(LinearLayout.java:629)
      6. android.view.View.measure(View.java:17915)
      7. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5715)
      8. android.widget.FrameLayout.onMeasure(FrameLayout.java:465)
      9. android.view.View.measure(View.java:17915)
      10. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5715)
      11. android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1692)
      12. android.widget.LinearLayout.measureVertical(LinearLayout.java:760)
      13. android.widget.LinearLayout.onMeasure(LinearLayout.java:629)
      14. android.view.View.measure(View.java:17915)
      15. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5715)
      16. android.widget.FrameLayout.onMeasure(FrameLayout.java:465)
      16 frames
    7. Android
      PhoneWindow$DecorView.onMeasure
      1. com.android.internal.policy.impl.PhoneWindow$DecorView.onMeasure(PhoneWindow.java:2728)
      1 frame
    8. Android Platform
      ActivityThread.main
      1. android.view.View.measure(View.java:17915)
      2. android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:2412)
      3. android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:1414)
      4. android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1638)
      5. android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1292)
      6. android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6598)
      7. android.view.Choreographer$CallbackRecord.run(Choreographer.java:800)
      8. android.view.Choreographer.doCallbacks(Choreographer.java:603)
      9. android.view.Choreographer.doFrame(Choreographer.java:572)
      10. android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:786)
      11. android.os.Handler.handleCallback(Handler.java:815)
      12. android.os.Handler.dispatchMessage(Handler.java:104)
      13. android.os.Looper.loop(Looper.java:194)
      14. android.app.ActivityThread.main(ActivityThread.java:5631)
      14 frames
    9. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      2. java.lang.reflect.Method.invoke(Method.java:372)
      2 frames
    10. Android
      ZygoteInit$MethodAndArgsCaller.run
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:959)
      1 frame