Map change to null when changing to menu
null null
Revert "null null"

This reverts commit 78568cb5ca7f6033776ccc6eef5ade1b64a8736c.
Revert "Map change to null when changing to menu"

This reverts commit 09fb334f759ced271f58b81a55f4689deb7d2752.
Refactored map changing and reseting.
Don't forget the nice error from failing to load the first map