Update: it just happened when I just switched off the external screen for a while. When I switched it on again, it blinked and then went black. Plugging it out and then in again solved it (this time)
-- external screen does not work consistently https://bugs.launchpad.net/bugs/575149 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
