need halp again!

So my new PC arrived and I installed all drivers (MB(cpu), SOUND, GFX,) nstuff..
CPU Intel e6400 c2d
GFX GF 6800GT
RAM 1GB
etc.

Now after installation sound is so clear and everything and mouse is fucking up and.... and when im trying to open the soundcontroller it says "runtime error "6" "

And all those happened after MB driver installation :o i mean mouse was fucking up and monitor "lagging" oO

so can you help me?

ps. formatted few times but flame on :)