Jokosher crashed with TypeError in OnSelect()

[Opoho]

Binary package hint: jokosher

Ubuntu's apport said that Jokosher crashed but it kept working.

It happened when I maximized the Extension Manager, then resized the Description column.

ProblemType: Crash
Architecture: i386
Date: Tue Apr 1 23:30:11 2008
DistroRelease: Ubuntu 8.04
ExecutablePath: /usr/bin/jokosher
InterpreterPath: /usr/bin/python2.5
NonfreeKernelModules: nvidia
Package: jokosher 0.9-0ubuntu1
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/jokosher
ProcEnviron:
 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games
 LANG=fr_FR.UTF-8
 SHELL=/usr/bin/fish
PythonArgs: ['/usr/bin/jokosher']
SourcePackage: jokosher
Title: jokosher crashed with TypeError in OnSelect()
Traceback:
 Traceback (most recent call last):
   File "/usr/lib/python2.5/site-packages/Jokosher/ExtensionManagerDialog.py", line 146, in OnSelect
     preferences = self.model.get_value(selection, 5)
 TypeError: iter must be a GtkTreeIter
Uname: Linux 2.6.24-12-generic i686
UserGroups: adm admin audio cdrom dialout dip floppy lpadmin netdev plugdev powerdev scanner video