debian, grub-pc and /usr/sbin/grub-probe: error: unknown filesystem.

apt-get dist-upgrade and… BOOM!!!

Configurazione di grub-pc (1.98~20100128-1)…
/usr/sbin/grub-probe: error: unknown filesystem.
Auto-detection of a filesystem module failed.
Please specify the module with the option `–modules’ explicitly.
Generating grub.cfg …
/usr/sbin/grub-probe: error: unknown filesystem.
dpkg: errore nell’elaborare grub-pc (–configure):

Not good.

Bug Report and my solution, downgrade to 1.98~20100115-1:

apt-get install grub-common= grub-pc=1.98~20100115-1 grub2=1.98~20100115-1
(…)
Installation finished. No error reported.

Have a nice day!