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

Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

2015-07-28 FennecAndroid Release 39 Startup Crash Report

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

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