http://bugs.winehq.org/show_bug.cgi?id=32515
--- Comment #11 from GyB gyebro69@gmail.com 2013-12-04 11:34:10 CST --- I validated the game files in Steam four times in a row and each time Steam reported that 1 file was re-downloaded and it was the game executable (SpaceMarine.exe). The checksums of the executable are always different between validations. Now what?