as title says.

on one map i always have trouble with the sound. guns dont sound right and the sound is generally screwed. anyone else get this?

win7 64bit
quad core extreme 3ghz
nvidia 8800 ghx ultra
4gb ram
soundblaster x-fi gamer sound card.

I get sound problems on multiple maps. I was playing campaign online in a server earlier and I got the sound bug on almost every map we played.