Just upgraded to Dell's new A12 bios (http://www.dell.com/support/drivers/us/en/19/Product/xps-15z). The issue seems to be fixed as a result.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1048141 Title: Ubuntu boots up in a black screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1048141/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs