A couple of days back, my front USB ports suddenly stopped working. Stopped working as in my gampad had the led on but wasnt detected in control panel. I connected it the rear port and it worked. Now, the gampad is connected the rear port but that has also stopped working. I see the the LED is on but doesn't work. Tried changing the ports but doesn't help. Hasn't been smooth going since I have upgraded to windows 8. This is what i see