pycentral crashed with AttributeError in prepare()

[Kricken]

Binary package hint: python-central

Hardy Heron - Alpha 4
Trying to upgrade trough upgrade-manager. Upgrade of "onboard 0.87" to "onboard 0.91" fails.
upgrade-manager exits

ProblemType: Crash
Architecture: i386
Date: Thu Feb 28 13:52:48 2008
DistroRelease: Ubuntu 8.04
ExecutablePath: /usr/bin/pycentral
InterpreterPath: /usr/bin/python2.5
Package: python-central 0.5.60hostname4
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/pycentral pkgprepare onboard
ProcEnviron:
 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/X11R6/bin
 LANG=sv_SE.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/pycentral', 'pkgprepare', 'onboard']
SourcePackage: python-central
Title: pycentral crashed with AttributeError in prepare()
Uname: Linux 2.6.24-10-generic i686
UserGroups: