This bug was fixed in the package grub2 - 1.99-21ubuntu3.9
--------------- grub2 (1.99-21ubuntu3.9) precise; urgency=low
* Also skip update-grub when running in a container (LP: #1060404). -- Colin Watson <email address hidden> Tue, 22 Jan 2013 14:43:32 +0000
This bug was fixed in the package grub2 - 1.99-21ubuntu3.9
---------------
grub2 (1.99-21ubuntu3.9) precise; urgency=low
* Also skip update-grub when running in a container (LP: #1060404).
-- Colin Watson <email address hidden> Tue, 22 Jan 2013 14:43:32 +0000