The problem seemed to be that, when chrooting into /target without any internet connected, the cdrom repository failed to update and hence couldn't find grub-efi-amd64-signed.
Please see the pastbin:
http://pastebin.com/ghWYjJmt
In the live environment it could find, but failed to find it in /target.
The problem seemed to be that, when chrooting into /target without any internet connected, the cdrom repository failed to update and hence couldn't find grub-efi- amd64-signed.
Please see the pastbin:
http:// pastebin. com/ghWYjJmt
In the live environment it could find, but failed to find it in /target.