I just bought Halo 2 Vista NEW shrink wrapped and everything for my computer. When I launch the game and try to sign in it says CANNOT SIGN IN THE PRODUCT KEY YOU ENTERED IS NOT VALID. What do I do? :P
[Edited on 12.28.2012 3:24 PM PST]
-
[quote][b]Posted by:[/b] path1k are you sure you entered it correctly?[/quote] Yes I entered everything in correctly.