please help source engine error.

[Poizen22]

ok so i been gettign a source engien error, here are some screenies, of whats hapening.

and heresd what it says after

every source game i have crashes including css hl2 hl2 episode one but odlyenuf episode 2 portal and tf2 do not crash at all, i ran the trouble shooting scan and everything passed, im at a loss, what should i do.

lol dont mind my comversation.

 

[Poizen22]

gys come on i need help.

 

[Merkwürdigeliebe]

Why don't you check out Steam support? The staff usually has access to an error message database and they'll know exactly what the problem is. Just try re-installing everything.

Good luck Samuel.