Related to bug #447765? I have had this issue since Ubuntu 9.10 when grub2 was made default and `vga` option is deprecated. I solve my issue by this https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/447765/comments/29.
-- Switch tty, shutdown, reboot cause colorful screen on GeForce Go 6200 https://bugs.launchpad.net/bugs/85451 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to nvidia-graphics-drivers-180 in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp