Thomas Nys, thank you for reporting this bug to Ubuntu. Quantal reached EOL on May 16, 2014. See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases
Is this an issue in a supported release? If so, could you please execute the following command, as it will automatically gather debugging information, in a terminal: apport-collect 1165641 ** Package changed: ubuntu => linux (Ubuntu) ** Changed in: linux (Ubuntu) Importance: Undecided => Low ** Changed in: linux (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1165641 Title: Computer turns itself of @ random moments. 12.10 Status in “linux” package in Ubuntu: Incomplete Bug description: My computer running 12.10 turns itself off at random moments. Not during a particular action or running a specific app. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1165641/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp