abrt 1.0.7 detected a crash.

architecture: i686
cmdline: /usr/bin/python /usr/bin/system-config-samba
component: system-config-samba
executable: /usr/bin/system-config-samba
kernel: 2.6.31.12-174.2.22.fc12.i686
package: system-config-samba-1.2.83-1.fc12
release: Fedora release 12 (Constantine)
uuid: 08997608

backtrace
-----
Summary: TB08997608 connection.py:630:call_blocking:DBusException: org.freedesktop.DBus.Error.NoReply: Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.

Traceback (most recent call last):
  File "/usr/share/system-config-samba/addUserWin.py", line 174, in on_add_user_ok_button_clicked
    elif self.samba_backend.userExists(unix_name):
  File "/usr/lib/python2.6/site-packages/scsamba/dbus/proxy/sambaBackend.py", line 88, in userExists
    return self.dbus_interface.userExists (user)
  File "/usr/lib/python2.6/site-packages/dbus/proxies.py", line 140, in __call__
    **keywords)
  File "/usr/lib/python2.6/site-packages/dbus/connection.py", line 630, in call_blocking
    message, timeout)
DBusException: org.freedesktop.DBus.Error.NoReply: Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.

Local variables in innermost frame:
byte_arrays: False
self: <dbus._dbus.SystemBus (system) at 0x9c8e92c>
args: ('abrt',)
utf8_strings: False
bus_name: dbus.UTF8String(':1.160')
get_args_opts: {'byte_arrays': False, 'utf8_strings': False}
object_path: '/org/fedoraproject/Config/Samba/Backend'
timeout: -1.0
signature: u's'
dbus_interface: 'org.fedoraproject.Config.Samba.Backend'
message: <dbus.lowlevel.MethodCallMessage object at 0x9aa45d0>
method: 'userExists'