(adsbygoogle = window.adsbygoogle || []).push({}); wont let me join game now that i hosted lobby and got up to 11th prestige do i have to delete something in game data utility

Okay, now replace the default_mp.self you delete earlier and you should be able to connect.

And if you're using the old jailbreak, delete your MW2 patch in the game data utility and redownload it while your unjailbroken.

replace it with what?