In addition to the internal DP the VGA Port of Docking Station works as well fine (so finally only the 2 DPs of the Docking Station don't work). Connecting my monitor the the VGA Port of the Docking Station is for me an "acceptable" work-around until AMD (or HP) have fixed this issue.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1376581 Title: DisplayPort monitor not properly detected via HP ultraslim docking station 2013 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1376581/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs