I thinks I found a Bug:
1) Connect a second display
2) configure MP to run on the second diplay
3) disconnect second display
3) lunch MP -> error message
4) lund Mp setup -> error message , you need to reconnect the second diplay to change the configuration
1) Connect a second display
2) configure MP to run on the second diplay
3) disconnect second display
3) lunch MP -> error message
4) lund Mp setup -> error message , you need to reconnect the second diplay to change the configuration