Here is it. This time I saw a little part of unity bar on the left side of screen, but everything other was completely black.
** Attachment added: "xlogs.tar.gz" https://bugs.launchpad.net/ubuntu/+bug/791169/+attachment/2151208/+files/xlogs.tar.gz -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/791169 Title: Picture disappearing when Display Port is connected -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs