EasyCrypt.py crashed with KeyError in closeAllCrypts()

[DigitalOktay]

Binary package hint: easycrypt

when i close easycrypt, my system will be hang up,
i have a Intel P3 with 1 GHz 1 GB RAm

ProblemType: Crash
Architecture: i386
Date: Fri Apr 25 22:23:47 2008
DistroRelease: Ubuntu 8.04
ExecutablePath: /usr/share/easycrypt/EasyCrypt.py
InterpreterPath: /usr/bin/python2.5
NonfreeKernelModules: nvidia
Package: easycrypt 0.2.2.10-0ubuntu1
PackageArchitecture: all
ProcCmdline: python ./EasyCrypt.py
ProcEnviron:
 PATH=/home/username/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
PythonArgs: ['./EasyCrypt.py']
SourcePackage: easycrypt
Title: EasyCrypt.py crashed with KeyError in closeAllCrypts()
Uname: Linux 2.6.24-16-generic i686
UserGroups: adm admin audio cdrom dialout dip floppy lpadmin netdev plugdev powerdev scanner video