Suddenly any of my existing projects that I compile will not display Toast Messages. If I start a brand new project then ToastMessageShow works perfectly. If I go back and load any of my existing projects and compile, again, ToastMessageShow does not display.
What would cause this strange behavior? What should I look for?
I am using a Samsung Galaxy Note 8 with Android 8.0. My Toast message (which was working) does not show up Toast.makeText(this, "ABC", Toast.LENGTH_SHORT).show(); getApplicationContext(),