Unhappy wifi of HTC Vivid AT&T

Wifi and Bluetooth of My HTC Vivid AT&T not working, I have S-Off and upgrade Rom Cook, but wifi and bluetooth not working, although tried flash kernel via fastboot. problem wifi and bluetooth not working when i'm upgrade from GB 2.3 to 4.0.3 of AT&T. before when upgrade every thing is good. Now i'm using room cook holics 1.3 and kernel KozmiKKernel-RC2.
I obstructing, please help me