Why Android Studio says “Waiting For Debugger” if am NOT debugging?

Question

I am working with Android Studio. Since last night, when I Run my project on my device, appear the message \"Waiting For Debugger\". It is a very strange behavior because I

Answer 1

You can fix this issue without re-booting your device. Just go to "Android device"->"Settings"->"Developer Options"->"Select app to be debugged". It will likely be pointing to your application. Just select the option and then select "None".

Note: As mentioned, even if "None" is already selected, re-selecting "None" appears to correct the problem.

Just to be clear: This is on the device, not in Android Studio (cf. very helpful comment from Regis_AG).