java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.View android.view.View.findViewById(int)' on a null object reference

  1. 0

    Error when Running in Marshmallow Operating System

    Stack Overflow | 4 months ago | Mark Anthony Co
    java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.View android.view.View.findViewById(int)' on a null object reference
  2. 0

    caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void ... on a null object reference

    Stack Overflow | 2 years ago | Red_X
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.capstone.medicinehealthguide/com.capstone.medicinehealthguide.MenuListActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.View android.view.View.findViewById(int)' on a null object reference
  3. 0

    create three elements in adapter

    Stack Overflow | 1 year ago | Cheng
    java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.View android.view.View.findViewById(int)' on a null object reference
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  5. 0

    MapFragment with Navigation Drawer - codeengine

    codeengine.org | 1 year ago
    java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.View android.view.View.findViewById(int)' on a null object reference
  6. 0

    Fragment in java error

    Stack Overflow | 8 months ago | Naufal Prakoso
    java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.View android.view.View.findViewById(int)' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'android.view.View android.view.View.findViewById(int)' on a null object reference

      at com.example.manginasal.manginasal.SulitMeals.onCreateView()
    2. com.example.manginasal
      SulitMeals.onCreateView
      1. com.example.manginasal.manginasal.SulitMeals.onCreateView(SulitMeals.java:26)
      1 frame
    3. Android Support v4
      ViewPager.onMeasure
      1. android.support.v4.app.Fragment.performCreateView(Fragment.java:1962)
      2. android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1016)
      3. android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1197)
      4. android.support.v4.app.BackStackRecord.run(BackStackRecord.java:738)
      5. android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1562)
      6. android.support.v4.app.FragmentManagerImpl.executePendingTransactions(FragmentManager.java:535)
      7. android.support.v4.app.FragmentPagerAdapter.finishUpdate(FragmentPagerAdapter.java:141)
      8. android.support.v4.view.ViewPager.populate(ViewPager.java:1106)
      9. android.support.v4.view.ViewPager.populate(ViewPager.java:952)
      10. android.support.v4.view.ViewPager.onMeasure(ViewPager.java:1474)
      10 frames
    4. Android Platform
      FrameLayout.onMeasure
      1. android.view.View.measure(View.java:17482)
      2. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5464)
      3. android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1436)
      4. android.widget.LinearLayout.measureHorizontal(LinearLayout.java:1083)
      5. android.widget.LinearLayout.onMeasure(LinearLayout.java:615)
      6. android.view.View.measure(View.java:17482)
      7. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5464)
      8. android.widget.FrameLayout.onMeasure(FrameLayout.java:430)
      9. android.view.View.measure(View.java:17482)
      10. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5464)
      11. android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1436)
      12. android.widget.LinearLayout.measureVertical(LinearLayout.java:722)
      13. android.widget.LinearLayout.onMeasure(LinearLayout.java:613)
      14. android.view.View.measure(View.java:17482)
      15. android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5464)
      16. android.widget.FrameLayout.onMeasure(FrameLayout.java:430)
      16 frames
    5. Android
      PhoneWindow$DecorView.onMeasure
      1. com.android.internal.policy.impl.PhoneWindow$DecorView.onMeasure(PhoneWindow.java:2594)
      1 frame
    6. Android Platform
      ActivityThread.main
      1. android.view.View.measure(View.java:17482)
      2. android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:2006)
      3. android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:1171)
      4. android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1377)
      5. android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1059)
      6. android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5804)
      7. android.view.Choreographer$CallbackRecord.run(Choreographer.java:767)
      8. android.view.Choreographer.doCallbacks(Choreographer.java:580)
      9. android.view.Choreographer.doFrame(Choreographer.java:550)
      10. android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:753)
      11. android.os.Handler.handleCallback(Handler.java:739)
      12. android.os.Handler.dispatchMessage(Handler.java:95)
      13. android.os.Looper.loop(Looper.java:135)
      14. android.app.ActivityThread.main(ActivityThread.java:5261)
      14 frames
    7. Java RT
      Method.invoke
      1. java.lang.reflect.Method.invoke(Native Method)
      2. java.lang.reflect.Method.invoke(Method.java:372)
      2 frames
    8. Android
      ZygoteInit.main
      1. com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:939)
      2. com.android.internal.os.ZygoteInit.main(ZygoteInit.java:734)
      2 frames