Game closes after load (multiplayer)

[It's MaTaX!!]

OK already searched but they didn't pull up any of the topics I was looking for

I sart up teh game login to my profile, go into teh multiplayer and try to get into a server (this happens on all of them) usualy I can play one round after a fresh restart or if i turn my system back on in the morn (my dad turns it of not me), but after maybe one round or 10-20 mins of play it jsut closes, no errors no nothing, anyone else having this prob?

Btw I am vista utimate 32bit should have all the latest drivers and windows updates as i needed them for CoD5

plz help!
-MaTaX

[TripHammer]

What are your computer specs? Single Player campaign mode plays fine?

[It's MaTaX!!]

uh havn't played single player yet, you can veiw my comp specs on xfire prof, "gamingfront" they shouldall be there I'll try single player here later and let you know