On Wed, 03 Apr 2013 09:54:34 +0200 poma pomidorabelisima@gmail.com wrote:
So far, "grub2-probe: error: cannot find a GRUB driveā¦" has nothing to do with subvolumes - in this configuration, there are none. Stay tuned. :)
poma
Maybe re-run "grub2-install /dev/vda"