This is the result. Note X didn't crash, but the leftmost column of pixels show what appears to be the rightmost edge of the original LCD (1024x600) desktop.
Also note (missing from previous attachment) the external monitor (an IBM A70) is not being properly identified (see #486072) ** Attachment added: "non_working_2048x768.png" http://launchpadlibrarian.net/36197554/non_working_2048x768.png -- Setting up dual-head of exactly 2048 pixels wide ends up with a black screen. Setting it up with more than 2048 pixels crashes X https://bugs.launchpad.net/bugs/486056 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs