Thank you for your bug report. Do you have any error when upgrading grub? One known regression from updates on bionic is https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1868138
Thank you for your bug report. Do you have any error when upgrading grub? /bugs.launchpad .net/ubuntu/ +source/ grub2/+ bug/1868138
One known regression from updates on bionic is
https:/