spotify: Ignore playlists without a name

docs/changes.rst

@@ -50,6 +50,9 @@ long time been our most requested feature. Finally, it's here!
 - Added support for connecting to the Spotify service through an HTTP or SOCKS
   proxy, which is supported by pyspotify >= 1.9.
 
+- Subscriptions to other Spotify user's "starred" playlists are ignored, as
+  they currently isn't fully supported by pyspotify.
+
 **Local backend**
 
 - :issue:`236`: The ``mopidy-scan`` command failed to include tags from ALAC

mopidy/backends/spotify/translator.py

@@ -56,6 +56,10 @@ def to_mopidy_playlist(spotify_playlist):
     uri = str(Link.from_playlist(spotify_playlist))
     if not spotify_playlist.is_loaded():
         return Playlist(uri=uri, name='[loading...]')
+    if not spotify_playlist.name():
+        # Other user's "starred" playlists isn't handled properly by pyspotify
+        # See https://github.com/mopidy/pyspotify/issues/81
+        return
     return Playlist(
         uri=uri,
         name=spotify_playlist.name(),