Thanks for your report. Could you try this at the rescue prompt and report the output?
set debug=partition ls -- grub2: 'error: no such partition' when trying to boot from hd0,10 https://bugs.launchpad.net/bugs/440587 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs