ERROR: Unhandled Exception Caught - Page 2

am getting the problem unhandled exception caught ... my hardware - 1 gb ram , 2.8 ghz dual core intel processor , nvidia geforce 7050 graphics card , direct x 9c , windows xp service pack 2 ... and in my computer there is no audio device but the sound driver is present in the add and remove program list , .... computer's control panel shows sound and audio devices but ibside that there is no provision of selecting 24 bit 48000 hz ...
i read in some other forum that u hav to set the compatibility mode of launching file to win xp but my file does not hav the winxp mode ...
i also somewhere read that u hav to set the hardware acceleration to basic ... i did that ... but that did not solve the problem ...
i deleted the file treyarch .. but it did not work ...
i dont know whether my operating system is 32 bit or 64 bit ...

please somebody help me ...

The sound thing fixed mine so thanks guys !!!

*bleep* u loserget ss lifer

Can someone tell me another way to change graphics, because every time I try to change it, it stops...everything stops. By defaults its set to high level graphics and it cant go smooth like that,and when I try to change it,it block! I tried to download a different copy,reinstal and always the same problem...
thank for your help!

i am also having this problem but when my cousion told me that without headphones or speaker you cannot play the game the same erroer will be come


when i pluggged my headphines the game start and the error wasn't come