I am also experiencing this message. A couple of the previous posts mentioned experiencing the problem after installing Nvidia 331 drivers. Although I do have Nvidia, I was (and still am) on version 304. Not sure if that's significant, though.
I am also experiencing this message. A couple of the previous posts mentioned experiencing the problem after installing Nvidia 331 drivers. Although I do have Nvidia, I was (and still am) on version 304. Not sure if that's significant, though.