That way you can drop all the files back in as they were if you happen to have a problem, especially when you're using mods. Originally posted by Stormtrooper Hans:i just reinstalled the game and deleted the saves folder and will build the car again, i guess msc editor just broke my savegame When you're using the editor and mods it's best to make backups of the entire save folder whenever you intend on editing your files.