Bad Serial Number Given on Setup (Both Arma 2 and Arma OA)

[paul_mc 0]

Well i bought arma Combined ops yesterday and havent been able to fix this problem i reinstalled it did the regedit thing and still nothing i cant register my CD key because it just says "Requesting Key..." for both games whats the problem

[BelMarduk 169]

where did you buy the games at? you are absolutely sure you have inputted the correct cd-keys arma II key with arma II and CO key with CO?

[teeheelols 4]

If u bought it thru steam. Create a support ticket https://support.steampowered.com/.

[boneboys 7988]

Steam support is not the way to go in this situation.

This has been a reoccurring problem for many players.

Take a look through here and see if you can't find the solution.

https://www.google.fr/#q=bad+serial+number+given+in+setup+arma+2

[boneboys 7988]

http://forums.bistudio.com/showthread.php?138564

[paul_mc 0]

Found a solution just have to delete UserData it seems to have a reoccurring error that denies access to the game