Thanks, that worked for me also. To automate this a little I wrote a script, try place attached script in /etc/pm/sleep.d/ and also update compiz
** Attachment added: "000_fix_black_box" https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers/+bug/1308003/+attachment/4109688/+files/000_fix_black_box -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to nvidia-graphics-drivers in Ubuntu. https://bugs.launchpad.net/bugs/1308003 Title: Black squares after suspend in 14.04 Status in “nvidia-graphics-drivers” package in Ubuntu: Confirmed Bug description: Hi, I've noticed that after waking my laptop up there's a rendering bug - black squares appearing around interface (with nvidia-current). Bug is gone after rebooting. Regards, netsatan To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers/+bug/1308003/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp