Morten Hundevad, does this issue occur in you are using either nouveau or just the integrated card (i.e. disable discrete card in BIOS)?
** Tags added: vivid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1417826 Title: display acting up. overlay .. ? To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1417826/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
