package obm-conf 2.1.10-0ubuntu2 , the packe reported a mysql error, now it wont uninstall or install

[John Rayfield]

Binary package hint: obm

A mysql error was reported during install. Now I cannot uninstall because it says a table is missing, and I cant re0install as it didnt uninstall properly

ProblemType: Package
DistroRelease: Ubuntu 10.04
Package: obm-conf 2.1.10-0ubuntu2
ProcVersionSignature: Ubuntu 2.6.32-21.32-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-21-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
Date: Fri Feb 25 22:34:00 2011
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release amd64 (20091027)
PackageArchitecture: all
SourcePackage: obm
Title: package obm-conf 2.1.10-0ubuntu2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Andreas Moog (ampelbein)]

Setting up obm-conf (2.1.10-0ubuntu2) ...
Not replacing deleted config file /etc/obm/obm_conf.ini
chgrp: cannot access `/etc/obm/obm_conf.ini': No such file or directory
dpkg: error processing obm-conf (--configure):
 subprocess installed post-installation script returned error exit status 1

This isn't a bug, thus converting to question.