Comment 3 for bug 1070535

$ rhythmbox

(rhythmbox:20715): GLib-GObject-CRITICAL **: g_object_unref: assertion `G_IS_OBJECT (object)' failed
Rhythmbox-Message: Missing plugin: gstreamer|0.10|rhythmbox|MPEG-1 Layer 3 (MP3) encoder|encoder-audio/mpeg, mpegversion=(int)1, layer=(int)3

** (rhythmbox:20715): WARNING **: Error calling get_info: Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/dbus/service.py", line 707, in _message_cb
    retval = candidate_method(self, *args, **keywords)
  File "/usr/lib/python2.7/dist-packages/ubuntuone-client/ubuntuone/platform/ipc/linux.py", line 756, in get_info
    return self.service.folders.get_info(path)
  File "/usr/lib/python2.7/dist-packages/ubuntuone-client/ubuntuone/syncdaemon/interaction_interfaces.py", line 166, in inner
    result = f(*new_args, **new_kwargs)
  File "/usr/lib/python2.7/dist-packages/ubuntuone-client/ubuntuone/logger.py", line 283, in inner
    res = f(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/ubuntuone-client/ubuntuone/syncdaemon/interaction_interfaces.py", line 721, in get_info
    mdobj = self.fs_manager.get_by_path(path)
  File "/usr/lib/python2.7/dist-packages/ubuntuone-client/ubuntuone/syncdaemon/filesystem_manager.py", line 795, in get_by_path
    mdid = self._idx_path[path]
KeyError: '/home/sswitzer/.ubuntuone/Purchased from Ubuntu One'

** (rhythmbox:20715): CRITICAL **: syncdaemon_folder_info_get_subscribed: assertion `SYNCDAEMON_IS_FOLDER_INFO (finfo)' failed
Rhythmbox-Message: No installation candidate for missing plugins found.