weird crash?

[cloak123]

Ok so im using a gforce gt 220,. used to run sc2 fine, rollbacked the drivers today due to new drivers sucking, played sc2 again fine. friend came over so i closed the game and we watched a movie. He left and i tried to reopen sc2 to get this

e_m2ErrorIdShaderCoreInitFailed
Shaders/Model.fx failed to open with return code 537067530


Reinstalled deleted all the caches etc. nothing
anyone ever see this.

happened outa nowhere