Here is the error being generated
Traceback (most recent call last):
File "openlp__main.py", line 79, in <module>
File "openlp__main.py", line 75, in start
File "openlp\core\app.py", line 596, in main
File "openlp\core\app.py", line 398, in backup_if_version_changed
File "openlp\core\common\settings.py", line 735, in upgrade_settings
File "openlp\core\common\settings.py", line 72, in media_players_conv
AttributeError: 'NoneType' object has no attribute 'split'