This bug was fixed in the package grub2 - 1.97~beta3-1ubuntu7
--------------- grub2 (1.97~beta3-1ubuntu7) karmic; urgency=low
* debian/grub-common.init: /boot/grub/grubenv sometimes seems to end up zero-sized for some reason. If it is, just delete it (LP: #439784).
-- Colin Watson <email address hidden> Sun, 04 Oct 2009 21:52:10 +0100
This bug was fixed in the package grub2 - 1.97~beta3-1ubuntu7
--------------- 1ubuntu7) karmic; urgency=low
grub2 (1.97~beta3-
* debian/ grub-common. init: /boot/grub/grubenv sometimes seems to end up
zero-sized for some reason. If it is, just delete it (LP: #439784).
-- Colin Watson <email address hidden> Sun, 04 Oct 2009 21:52:10 +0100