Adding video=VGA-1:d at the end of the kernel line in GRUB menu.lst (hint from Chris in #12) corrects the problem in earlier bug (#606987) but does not change the screen's blinking.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/681054 Title: screen repeatedly goes black for a fraction of a second (two monitors detected?) -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs