I figured out what was causing this issue. I recently installed a multi- card reader in a 5.25 bay that my system sees as separate drives and "no medium found" errors are from no media being in the readers. I've since unplugged all the wires for this device and the errors went away.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1834250 Title: update-grub complains about non-existent drives To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1834250/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
