*** This bug is a duplicate of bug 261392 ***
https://bugs.launchpad.net/bugs/261392
Thank you for taking the time to report this bug and helping to make
Ubuntu better. This particular bug has already been reported and is a
duplicate of bug 261392, so it is being marked as such. Please look
** Attachment added: BootDmesg.txt
http://launchpadlibrarian.net/18964644/BootDmesg.txt
** Attachment added: CurrentDmesg.txt
http://launchpadlibrarian.net/18964645/CurrentDmesg.txt
** Attachment added: Dependencies.txt
http://launchpadlibrarian.net/18964646/Dependencies.txt
**
Thanks for your report.
The error is
=
Configurando linux-image-2.6.27-7-generic (2.6.27-7.12) ...
Running depmod.
update-initramfs: Generating /boot/initrd.img-2.6.27-7-generic
Could not find postinst hook script [update-grub].
Looked in: '/bin', '/sbin', '/usr/bin', '/usr/sbin'
dpkg: error