package gdm (not installed) failed to install/upgrade: subprocess installed pre-removal script returned error exit status 10

[Gillis]

This happened when starting my computer (after trying to get lightdm or gdm working)

ProblemType: Package
DistroRelease: Ubuntu 11.10
Package: gdm (not installed)
ProcVersionSignature: Ubuntu 3.0.0-9.14-generic 3.0.3
Uname: Linux 3.0.0-9-generic x86_64
NonfreeKernelModules: nvidia
AptOrdering: gdm: Remove
Architecture: amd64
Date: Tue Aug 30 13:30:21 2011
DpkgTerminalLog:
 Removing gdm ...
 Please be sure to run "dpkg-reconfigure lightdm".
 dpkg: error processing gdm (--remove):
  subprocess installed pre-removal script returned error exit status 10
ErrorMessage: subprocess installed pre-removal script returned error exit status 10
InstallationMedia: Xubuntu 10.04.2 "Lucid Lynx" - Release amd64 (20110215.1)
SourcePackage: gdm
Title: package gdm (not installed) failed to install/upgrade: subprocess installed pre-removal script returned error exit status 10
UpgradeStatus: Upgraded to oneiric on 2011-08-30 (1 days ago)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[dino99 (9d9)]

This version has expired