package grub-pc 1.97~beta4-1ubuntu4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[alex]

Binary package hint: grub2

This was the error when i was installing Ubuntu 9.1

ProblemType: Package
Architecture: i386
Date: Mon Nov 23 17:04:24 2009
DistroRelease: Ubuntu 9.10
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release i386 (20091028.5)
Package: grub-pc 1.97~beta4-1ubuntu4
ProcVersionSignature: Ubuntu 2.6.31-14.48-generic
SourcePackage: grub2
Title: package grub-pc 1.97~beta4-1ubuntu4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
Uname: Linux 2.6.31-14-generic i686