Connecting an USB device opens new windows for each file

[Leo]

Sorry, I missed that part.

That means something is crashing Opus when you access that device. If any crash logs are created, please send them to us:

Automatic crash logs (for bug reports)

In the event of a crash, Directory Opus usually creates a log file (also known as a "dump file") with information that may be useful in diagnosing the problem. (For problems which don't result in a crash -- e.g. freezes or abnormal CPU usage -- you …