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

mozilla.com | 4 months ago
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  1. 0

    2015-07-28 FennecAndroid Release 39 Startup Crash Report

    mozilla.com | 4 months ago
    java.lang.NullPointerException: Attempt to invoke virtual method ''int android.view.View.getWindowSystemUiVisibility()'' on a null object reference
  2. 0
    samebug tip
    Initialize the variable before calling a method on it.
  3. 0

    GitHub comment 492#194944835

    GitHub | 1 year ago | hyperpostulate
    java.lang.NullPointerException: Attempt to read from field 'int android.view.ViewGroup$LayoutParams.width' on a null object reference
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  5. 0

    App stops working when button is clicked

    Stack Overflow | 2 years ago | Mike12345
    java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.View android.view.Window.findViewById(int)' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

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

      at android.widget.PopupWindow.getSysUiVisibility()
    2. Android Platform
      PopupWindow.getSysUiVisibility
      1. android.widget.PopupWindow.getSysUiVisibility(PopupWindow.java)
      1 frame