b00mheadshot 0 Posted June 18, 2012 Hey guys, I've followed the Worrom Guide in the official thread at:http://dayzmod.com/forum/showthread.php?tid=2421Installation and everything was successful, but when I try to run the game, CMD prompt opens for a split second then nothing happens at all.Here is a screenshot:I bought ARMA 2: CO JUST for Day Z so I'm quite devastated with it not working.SOLVED - STEAM NEEDED TO RAN AS ADMIN. Share this post Link to post Share on other sites