authtool-gtk crashed with DebconfError in command()

Binary package hint: authtool-gtk

Authtoll does not work and I have a crash report

Description: Ubuntu hardy (development branch)
Release: 8.04 AMD64

authtool-gtk 0.2.0

ProblemType: Crash
Architecture: amd64
Date: Sat Mar 22 04:34:00 2008
DistroRelease: Ubuntu 8.04
ExecutablePath: /usr/bin/authtool-gtk
InterpreterPath: /usr/bin/python2.5
NonfreeKernelModules: nvidia
Package: authtool-gtk 0.2.0
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/authtool-gtk
ProcEnviron:
 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/X11R6/bin
 LANG=pt_PT.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/authtool-gtk']
SourcePackage: authtool
Title: authtool-gtk crashed with DebconfError in command()
Uname: Linux 2.6.24-12-generic x86_64
UserGroups: