Makefile:152: *** Error: unable to find the sources of your current Linux kernel. Specify KERN_DIR=<directory> and run Make again. Stop.

[zeda88]

Binary package hint: grub

Makefile:152: *** Error: unable to find the sources of your current Linux kernel. Specify KERN_DIR=<directory> and run Make again. Stop.

I found this during virtualbox installation. I'm using ubuntu 9.10.
My linux version 2.6.28-11-generic.

ProblemType: Package
Architecture: i386
Date: Thu Feb 11 08:27:25 2010
DistroRelease: Ubuntu 9.10
ErrorMessage: subprocess installed post-installation script returned error exit status 1
Package: linux-image-2.6.31-19-generic 2.6.31-19.56
ProcVersionSignature: Ubuntu 2.6.28-11.42-generic
SourcePackage: grub
Title: package linux-image-2.6.31-19-generic 2.6.31-19.56 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
Uname: Linux 2.6.28-11-generic i686