Same problem on Ubuntu 20.04 desktop. The fix was as described above: boot from USB, mount boot disk, chroot, reinstall grub.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1889509 Title: grub boot error : "symbol 'grub_calloc' not found To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1889509/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
