The app's window is displayed when ran, but clicking or hovering over a UI element causes the app to quit with the message:
abort() called
*** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'NSWindow drag regions should only be invalidated on the Main Thread!'
The app's window is displayed when ran, but clicking or hovering over a UI element causes the app to quit with the message:
(Full problem details here)