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

Stack Overflow | Adnan Sheikh | 2 months ago
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    Countdown Timer Error in Android

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    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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    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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    MapFragment with Navigation Drawer - codeengine

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    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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    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.sheikhspc.timerexample.BlankFragment1.onCreateView()
    2. com.example.sheikhspc
      BlankFragment1.onCreateView
      1. com.example.sheikhspc.timerexample.BlankFragment1.onCreateView(BlankFragment1.java:46)
      1 frame
    3. Android Platform
      ActivityThread.performLaunchActivity
      1. android.app.Fragment.performCreateView(Fragment.java:2053)
      2. android.app.FragmentManagerImpl.moveToState(FragmentManager.java:894)
      3. android.app.FragmentManagerImpl.moveToState(FragmentManager.java:1067)
      4. android.app.BackStackRecord.run(BackStackRecord.java:834)
      5. android.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1454)
      6. android.app.Activity.performStart(Activity.java:6025)
      7. android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2302)
      7 frames