package pygopherd 2.0.17 failed to install/upgrade: subprocess post-installation script returned error exit status 1

Binary package hint: pygopherd

Here's what happens when I try to install pygopherd:

bcat@zach:~$ sudo apt-get install pygopherd
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following NEW packages will be installed:
  pygopherd
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 0B/201kB of archives.
After this operation, 655kB of additional disk space will be used.
Selecting previously deselected package pygopherd.
(Reading database ... 103242 files and directories currently installed.)
Unpacking pygopherd (from .../pygopherd_2.0.17_all.deb) ...
Setting up pygopherd (2.0.17) ...
Starting Python Gopher Server: pygopherd.
Traceback (most recent call last):
  File "/usr/sbin/pygopherd", line 30, in <module>
    s = initialization.initeverything(conffile)
  File "/usr/lib/python2.5/site-packages/pygopherd/initialization.py", line 210, in initeverything
    initsecurity(config)
  File "/usr/lib/python2.5/site-packages/pygopherd/initialization.py", line 149, in initsecurity
    idsetuid = pwd.getpwnam(config.get("pygopherd", "setuid"))[2]
KeyError: 'getpwnam(): name not found: gopher'
Adding system user `gopher' (UID 116) ...
Adding new group `gopher' (GID 127) ...
Adding new user `gopher' (UID 116) with group `gopher' ...
Creating home directory `/var/gopher' ...
Your account has expired; please contact your system administrator
chsh: PAM authentication failed
dpkg: error processing pygopherd (--configure):
 subprocess post-installation script returned error exit status 1
Errors were encountered while processing:
 pygopherd
E: Sub-process /usr/bin/dpkg returned an error code (1)

ProblemType: Package
Architecture: i386
Date: Thu Jul 24 23:14:49 2008
DistroRelease: Ubuntu 8.04
ErrorMessage: subprocess post-installation script returned error exit status 1
NonfreeKernelModules: nvidia
Package: pygopherd 2.0.17
PackageArchitecture: all
SourcePackage: pygopherd
Title: package pygopherd 2.0.17 failed to install/upgrade: subprocess post-installation script returned error exit status 1
Uname: Linux 2.6.24-20-generic i686