IllegalArgumentException: Window type can not be changed after the window is added

Question

I\'ve tried the advice here, the advice here, the advice here, I\'ve commented out the onAttachedToWindow() in my Base Activity. I have two Activities inheriting from this

Answer 1

Try to use this for window :

requestWindowFeature(Window.FEATURE_NO_TITLE);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
                     WindowManager.LayoutParams.FLAG_FULLSCREEN);
setContentView(R.layout.activity_adjectives);