Did you install Alcohol 120% to mount a downloaded ISO copy of Kingdoms Of Amalur?It was a game, Kingdoms of Amalur....and an image mounting programme called alcohol 120%. :whistling::angel:. Thats the only 2 I installed that I can def. remember and the problem started right after that.
If you're running any pirate software or downloads from non-legit sites, run some virus scans.