Moin moin =)
1) Is this your map? No! because ..
..2) That error comes of, if a map is protected, so ...
...3) You try to kid us or you protect your own map and have no other save of it
But what to do?
Unprotect it =D - ok it's not allowed but there are still some ways to do it -_-;
Greetings
~ The Bomb King > Dr. Boom