crash on shutdown

[ndbecker]

xpra-0.8.0-9.fc18.x86_64
winswitch-0.12.18-2.x86_64

applet.py:751:do_stop_server:AttributeError: ServerLineConnection? instance has no attribute 'stop_server'

Traceback (most recent call last):

File "/usr/lib/python2.7/site-packages/winswitch/ui/dialog_util.py", line 119, in <lambda>

dialog.connect('response', lambda dialog, response_id: ask_response_callback(dialog, response_id))

File "/usr/lib/python2.7/site-packages/winswitch/ui/dialog_util.py", line 105, in ask_response_callback

ok_callback()

File "/usr/lib/python2.7/site-packages/winswitch/client/applet.py", line 746, in <lambda>

None, lambda: self.do_stop_server(server))

File "/usr/lib/python2.7/site-packages/winswitch/client/applet.py", line 751, in do_stop_server

client.stop_server("User request")

AttributeError?: ServerLineConnection? instance has no attribute 'stop_server'

Local variables in innermost frame:
self: <winswitch.client.applet.WinSwitchApplet? instance at 0x7ff10efdda70>
client: <winswitch.client.server_line_connection.ServerLineConnection? instance at 0x25e1950>
server: <winswitch.objects.server_config.ServerConfig? instance at 0x25eb638>