Generating grub configuration file ...
Found linux image: /boot/vmlinuz-5.3.7-301.fc31.x86_64
Found initrd image: /boot/initramfs-5.3.7-301.fc31.x86_64.img
grub2-probe: error: cannot find a GRUB drive for /dev/sdb3.  Check your device.map.
Found Fedora 31 (KDE Plasma) on /dev/sda5
Adding boot menu entry for EFI firmware configuration
done