Help with Counter-strike Source please!?

Question

i have been playing css for a while now and i this morning whne i try to run the game, our of nowhere it says counter-strike source needs the latest direct x to run.
it was out of nowhwere
and now i cant play
i tried reinstalling direct x 9 but it say there was an internal error and that i need to check dxerror log or sumtin. well i dont know what to do and im desperete to play. please help me out because i want to play.
is there anything that i can do to fix this problem?
please help!
i really need it
=[

Answer 1

Make sure that steam has updated fully. This happened to me when steam decided to update, and because it wasn't finished updating, it gave wierd messages like yours.