Traceback (most recent call last):

 "/home/eric/src/rdflib/test/test_n3.py", line 208, in testModel
g.serialize(format="n3")

 "/home/eric/src/rdflib/rdflib/graph.py", line 903, in serialize
serializer.serialize(stream, base=base, encoding=encoding, **args)

 "/home/eric/src/rdflib/rdflib/plugins/serializers/turtle.py", line 206, in serialize
subjects_list = self.orderSubjects()

 "/home/eric/src/rdflib/rdflib/plugins/serializers/turtle.py", line 64, in orderSubjects
recursable.sort()

 "/home/eric/src/rdflib/rdflib/term.py", line 168, in __lt__
return _ORDERING[type(self)] < _ORDERING[type(other)]KeyError: <class 'rdflib.graph.QuotedGraph'>
Traceback (most recent call last):

 "/usr/lib/python2.7/site-packages/pykka/actor.py", line 166, in _run
response = self._handle_receive(message)

 "/usr/lib/python2.7/site-packages/pykka/actor.py", line 246, in _handle_receive
return self.on_receive(message)

 "/usr/lib/python2.7/site-packages/mopidy/utils/network.py", line 336, in on_receive
self.on_line_received(line)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/__init__.py", line 87, in on_line_received
response = self.dispatcher.handle_request(line)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 51, in handle_request
return self._call_next_filter(request, response, filter_chain)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 72, in _call_next_filter
return next_filter(request, response, filter_chain)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 81, in _catch_mpd_ack_errors_filter
return self._call_next_filter(request, response, filter_chain)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 72, in _call_next_filter
return next_filter(request, response, filter_chain)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 92, in _authenticate_filter
return self._call_next_filter(request, response, filter_chain)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 72, in _call_next_filter
return next_filter(request, response, filter_chain)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 114, in _command_list_filter
response = self._call_next_filter(request, response, filter_chain)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 72, in _call_next_filter
return next_filter(request, response, filter_chain)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 142, in _idle_filter
response = self._call_next_filter(request, response, filter_chain)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 72, in _call_next_filter
return next_filter(request, response, filter_chain)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 156, in _add_ok_filter
response = self._call_next_filter(request, response, filter_chain)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 72, in _call_next_filter
return next_filter(request, response, filter_chain)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 168, in _call_handler_filter
response = self._format_response(self._call_handler(request))

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/dispatcher.py", line 176, in _call_handler
return handler(self.context, **kwargs)

 "/usr/lib/python2.7/site-packages/mopidy/frontends/mpd/protocol/music_db.py", line 327, in search
return context.backend.library.search(**query).get().mpd_format()

 "/usr/lib/python2.7/site-packages/pykka/future.py", line 90, in get
raise self._value
# pylint: disable = E0702UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 1: ordinal not in range(128)