Default [Q] Wireless driver error.

Hi everybody. i just got some problems with my wifi, i try to fix it for 3 days with every fixer but nothing. i tried everything, and i got this message in logcat

WifiStateMachine: failed to load driver'

WifiStateMachine: driver failed state

with an nother program i got the message :Cannot open "/data/": No such file or directory
Anyone had this problem? i looked on google for the problem but i didnt find it...

I have galaxy i9103