AppleShot21

HI everyone! I've been having this disturbing problem, after just recently formatting my PC.. So i was dying to try this game "Fall out 3", which was working on my PC before it was formatted*, when i start the game. it says!...!! 0xc0000005 error blah blah, can not start properly! blah blah blah! HELP! I also have this other error, when i right click My Computer>Properties, i get this Run DLL as an APP error.. Help would be much appreciated! Thanks all in advance Apple..!