I've experienced this RECENTLY ON an uEFI install; though that was JAMMY and thus may not relate at all https://bugs.launchpad.net/ubuntu/+source/calamares/+bug/2045410
(sorry, I forgot which release I was installing when I made this comment/link; even repeated mixups & thus had to amend this later)
I've experienced this RECENTLY ON an uEFI install; though that was JAMMY and thus may not relate at all /bugs.launchpad .net/ubuntu/ +source/ calamares/ +bug/2045410
https:/
(sorry, I forgot which release I was installing when I made this comment/link; even repeated mixups & thus had to amend this later)