Tried boot-repair CD, no luck
I don't have your "no such device" message
/boot/efi fat32 300M / btrfs 142G
Tried with / ext4, no luck too
Tried boot-repair CD, no luck
I don't have your "no such device" message
/boot/efi fat32 300M
/ btrfs 142G
Tried with / ext4, no luck too