Just a quick update -- disabling gpu-manager in grub (using nogpumanager option) lets me get to login screen. However actually logging in the screen flickers black, and then I hear the login drums again and am back to login. (just like the description of this bug)
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1507676 Title: Nvidia-Prime not switching from intel to nvidia leading to a black screen Status in ubuntu-drivers-common package in Ubuntu: Fix Released Status in xserver-xorg-video-intel package in Ubuntu: In Progress Bug description: STEPS: 1. Install 15.10 on a laptop that supports optimus nvidia/intel hybrid graphics 2. Install nvidia and nvidia-prime 3. Open nvidia settings 4. Switch to nvidia 5. Log out 6. Hear the login drums EXPECTED: I expect to see the lightdm login page ACTUAL: You are presented with a black page TEMP WORKAROUND: 1. Tap ctrl-alt-f1 2. login 3. run sudo prime-select intel 4. run sudo service lightdm restart 5. System is back running on the intel stack alone. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-drivers-common/+bug/1507676/+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