I also was having the same problem. I am using Ubuntu Gutsy. sudo touch /etc/libuser.conf fixed the problem.
-- system-config-samba.py crashed with SystemError in __init__() https://bugs.launchpad.net/bugs/185543 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs