package grub-pc 1.98-1ubuntu7 failed to install/upgrade: subprocess installed post-installation script returned error exit status 127

[Geoff Appleton]

Binary package hint: grub2

Reccomended update from ubuntu update manager. Ubuntu 10.04 LTS on Acer aspite one AOA 150.
E: linux-image-2.6.32-23-generic: subprocess installed post-installation script returned error exit status 127
E: linux-image-2.6.32-24-generic: subprocess installed post-installation script returned error exit status 127
E: grub-pc: subprocess installed post-installation script returned error exit status 127
E: linux-image-generic: dependency problems - leaving unconfigured
E: linux-generic: dependency problems - leaving unconfigured

I don,t know what the update does, but I keep getting a crash report when I try to install it as recommended by update manager.

ProblemType: Package
DistroRelease: Ubuntu 10.04
Package: grub-pc 1.98-1ubuntu7
ProcVersionSignature: Ubuntu 2.6.32-22.36-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-22-generic i686
Architecture: i386
Date: Thu Aug 19 21:01:20 2010
ErrorMessage: subprocess installed post-installation script returned error exit status 127
InstallationMedia: Ubuntu-Netbook-Remix 9.10 "Karmic Koala" - Release i386 (20091028.4)
SourcePackage: grub2
Title: package grub-pc 1.98-1ubuntu7 failed to install/upgrade: subprocess installed post-installation script returned error exit status 127