the file is the grub configuration file: /etc/default/grub
edit it with for example: "sudo gedit /etc/default/grub" and add the option "acpi=off" into already existing GRUB_CMDLINE_LINUX_DEFAULT="" save the file!!! after that update the grub for the changes to take efekt run: "sudo update-grub" and see 4 URself :D thumbs up! -- MASTER: [i855] GPU lockup (apport-crash) https://bugs.launchpad.net/bugs/541511 You received this bug notification because you are a member of Ubuntu-X, which is the registrant for xf86-video-intel. _______________________________________________ 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