Ask Ubuntu is a question and answer site for Ubuntu users and developers. Join them; it only takes a minute:

Sign up
Here's how it works:
  1. Anybody can ask a question
  2. Anybody can answer
  3. The best answers are voted up and rise to the top

I've Ubuntu 12.04 installed and I've turned graphics card off as it was producing a lot of heat. -Now when I suspend my session then I can't log in again.When I click the power light gets on but the screen remains blank and I can't start the new session.

share|improve this question

maybe, starting the x-server will work

Alt + Ctrl + F2 (opens Command Line Interface)


sudo startx
share|improve this answer
I have tried but it's not working.. – user3534877 Apr 25 '14 at 4:53
you can see it here ubuntu1up:… – user3534877 Apr 26 '14 at 4:52
Wow! You can use nano in the Command line interface and delete your edits to those files. At least you have documentation of what you did,so you can undo it. I'd suggest using the commands in my comment above in the future rather than editing at the kernel level and using sites like or – ubuntu1up Apr 26 '14 at 5:50

Your Answer


By posting your answer, you agree to the privacy policy and terms of service.

Not the answer you're looking for? Browse other questions tagged or ask your own question.