Bug#55216: base-config: still refuses to install with non-descript error message

[Lazarus Long <lazarus@overdue.dhis.net>]

Package: base-config
Version: 0.05
Severity: important

Preparing to replace base-config 0.02 (using .../base-config_0.05_i386.deb) ...
Unpacking replacement base-config ...
Setting up base-config (0.05) ...
dpkg: error processing base-config (--configure):
 subprocess post-installation script returned error exit status 1
Errors were encountered while processing:
 base-config
E: Sub-process returned an error code (1)

Whatever that means.

-- System Information
Debian Release: potato
Kernel Version: Linux phoenix 2.2.14 #1 Thu Jan 6 01:44:28 UTC 2000 i586 unknown

Versions of the packages base-config depends on:
ii  apt                         0.3.15                      Advanced front-end for dpkg
ii  debconf                     0.2.69                      Debian configuration management system