'set debug=all' and looking at the end of the output might help; you can use the --debug-image=all switch to grub-install to put this in place.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1143359 Title: Dell Latittude 6340u - Systems will not boot in uEFI mode To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1143359/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs