Android Studio Lldb Hangs When Debugging On Specific Device

I've been developing a native application (C++ with an android wrapper) and have been successfully debugging it using Android Studio on two devices via USB: a portable POS with and

Solution 1:

This solved it, i.e., delete/create the launch profile in Edit configurations. Odd as i constantly recompile the app with different filenames (appending timestamps). Then again the android:name is always the same.

I assume Studio keeps tabs somewhere relating to the devices it connects to, but i couldn't find where after a cursory grep.