Traceback (most recent call last):
  File "/usr/lib/ubuntuone-client/ubuntuone-syncdaemon", line 187, in <module>
    main(sys.argv)
  File "/usr/lib/ubuntuone-client/ubuntuone-syncdaemon", line 136, in main
    ignore_files=options.ignore)
  File "/usr/lib/pymodules/python2.7/ubuntuone-client/ubuntuone/syncdaemon/main.py", line 134, in __init__
    self.start_status_listener()
  File "/usr/lib/pymodules/python2.7/ubuntuone-client/ubuntuone/syncdaemon/main.py", line 149, in start_status_listener
    self.status_listener = status_listener.get_listener(self.fs, self.vm)
  File "/usr/lib/pymodules/python2.7/ubuntuone-client/ubuntuone/syncdaemon/status_listener.py", line 31, in get_listener
    status_frontend = StatusFrontend()
  File "/usr/lib/pymodules/python2.7/ubuntuone-client/ubuntuone/status/aggregator.py", line 699, in __init__
    self.aggregator = StatusAggregator(clock=clock)
  File "/usr/lib/pymodules/python2.7/ubuntuone-client/ubuntuone/status/aggregator.py", line 554, in __init__
    self.progress_bar = ProgressBar(clock=self.clock)
  File "/usr/lib/pymodules/python2.7/ubuntuone-client/ubuntuone/status/aggregator.py", line 461, in __init__
    self.launcher = UbuntuOneLauncher()
  File "/usr/lib/pymodules/python2.7/ubuntuone-client/ubuntuone/platform/linux/unity.py", line 37, in __init__
    self.entry = Unity.LauncherEntry.get_for_desktop_id(U1_DOTDESKTOP)
  File "/usr/lib/pymodules/python2.7/gi/module.py", line 263, in __getattr__
    return getattr(self._introspection_module, name)
  File "/usr/lib/pymodules/python2.7/gi/module.py", line 136, in __getattr__
    interfaces = tuple(interface for interface in get_interfaces_for_object(info)
  File "/usr/lib/pymodules/python2.7/gi/module.py", line 76, in get_interfaces_for_object
    interfaces.append(getattr(module, name))
  File "/usr/lib/pymodules/python2.7/gi/module.py", line 263, in __getattr__
    return getattr(self._introspection_module, name)
  File "/usr/lib/pymodules/python2.7/gi/module.py", line 160, in __getattr__
    wrapper = metaclass(name, bases, dict_)
  File "/usr/lib/pymodules/python2.7/gi/types.py", line 230, in __init__
    register_interface_info(cls.__info__.get_g_type())
TypeError: must be an interface