Also Same Here.
Graphics is a Nvidia GTX 660 running 319.23 version. Have that driver running on both of those Versions below. Has been doing it since I did a clean install of Mint 15.
Intermittently does it.
Linux Mint 15 Olivia
Ubuntu 13.04 Cinnamon on separate Partition - Hasn't done it once
Also Same Here.
Graphics is a Nvidia GTX 660 running 319.23 version. Have that driver running on both of those Versions below. Has been doing it since I did a clean install of Mint 15.
Intermittently does it.
Linux Mint 15 Olivia
Ubuntu 13.04 Cinnamon on separate Partition - Hasn't done it once