Lars Erik Pedersen, thank you for reporting this and helping make Ubuntu better. After you remove the DisplayPort adapter, does either a crash file appear in your /var/crash folder and/or a message window pops up noting a crash occurred?
** Tags added: bios-outdated-a10 ** Changed in: xorg (Ubuntu) Importance: Undecided => Low ** Changed in: xorg (Ubuntu) Status: New => Incomplete ** Summary changed: - Ubuntu 14.04 LTS - DisplayPort does not wake up after unlocking screen. Dell XPS 13 + [Dell XPS 13 (L322X)] Ubuntu 14.04 LTS - DisplayPort does not wake up after unlocking screen. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1324482 Title: [Dell XPS 13 (L322X)] Ubuntu 14.04 LTS - DisplayPort does not wake up after unlocking screen. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1324482/+subscriptions _______________________________________________ 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