I notice earlier: Oct 1 13:59:38 ubuntu ubiquity: grub-probe: error: cannot find a GRUB drive for /dev/sdb1. Check your device.map.
That's pretty odd in itself; and I wonder if grub-mount deals with that underlying condition rather less well. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1059619 Title: Installation hangs on: grub-mount /dev/sdb1 /var/lib/os-prober/mount To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/1059619/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs