Medtrum preferences close

With the Medtrum Nano pump, latest version Dev 3.3.0, preferences close the Aaps application

Reporting bugs

Note the precise time the problem occurred and describe the circumstances and steps that caused the problem
Note the Build version (found in the About dialog in the app, when pressing the three dots in the upper-right corner).
Obtain the app's log files, which can be found on the phone in /storage/emulated/0/Android/data/info.nightscout.androidaps/ See https://wiki.aaps.app/en/latest/Usage/Accessing-logfiles.html
Open an issue at https://github.com/nightscout/AndroidAPS/issues/new