Need a little help!!

i am new player and have just started playing cf.....
whenever i try to start any game
i get a error saying:-Couldn't set to 800x600x32 mode

and the game shuts down

i really tried re-logging again and again but nothing helps

plz help me!!


Note:- i do not play on laptop.i play on a 32 bit pc.i have 2 gb ram and have pentium dual core E6300 2.80ghz.