WIP: _sandboxbwrap.py: Catch ENOTCONN when umounting
Description
[//]: # Remove backtrace when umounting devices which are not present or not able to connect
[//]: # Wait until the device is connected, this seems to happen in a timeout bigger than 30 seconds
Changes proposed in this merge request:
- Catch ENOTCONN when umount device
- Continue with the umount operation until succeed (testing more than 3 times with not issues)
[//]: # Bug #161
This merge request, when approved, will close issue/bug: #161
Edited by Francisco Redondo Marchena