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[Bug 1507676] [NEW] Nvidia-Prime not switching from intel to nvidia leading to a black screen

 

Public bug reported:

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.

** Affects: xserver-xorg-video-intel (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: qa-manual-testing

** Tags added: qa-manual-testing

-- 
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https://bugs.launchpad.net/bugs/1507676

Title:
  Nvidia-Prime not switching from intel to nvidia leading to a black
  screen

Status in xserver-xorg-video-intel package in Ubuntu:
  New

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/xserver-xorg-video-intel/+bug/1507676/+subscriptions


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