Comment #2 of http://ubuntuforums.org/showthread.php?t=1969614 says that renaming the grub.cfg on the _hidden partition_ allows update-grub to work, but this did not help in my situation.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/674841 Title: os-prober 1.40 doesn't detect another ubuntu installation anymore To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/os-prober/+bug/674841/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
