Comment 14 for bug 565648

I've the same problem. It a fresh 10.04 installation where I've updated directly to 10.10. I am connected with my Ubuntu One account.

Terminal start (I use the Dutch version):

(rhythmbox:1812): GLib-GObject-CRITICAL **: g_object_unref: assertion `G_IS_OBJECT (object)' failed
** Message: pygobject_register_sinkfunc is deprecated (GstObject)
** Message: useQuirks: 0 / 0 /
Traceback (most recent call last):
  File "/usr/lib/rhythmbox/plugins/umusicstore/__init__.py", line 43, in activate
    self.music_store_widget.activate(shell)
  File "/usr/lib/rhythmbox/plugins/umusicstore/MusicStoreWidget.py", line 57, in activate
    self.entry_type = self.db.entry_register_type("U1EntryType")
AttributeError: '__main__.RhythmDBTree' object has no attribute 'entry_register_type'
** Message: useQuirks: 0 / 0 /
** Message: useQuirks: 0 / 0 /
** Message: useQuirks: 0 / 0 /
** Message: useQuirks: 0 / 0 /
** Message: useQuirks: 0 / 0 /
** Message: useQuirks: 0 / 0 /
** Message: useQuirks: 0 / 0 /
** (rhythmbox:1812): DEBUG: Loading the real store page

** (rhythmbox:1812): WARNING **: Got less number of items in credentials hash table than expected!
** Message: useQuirks: 0 / 0 / one.ubuntu.com
** (rhythmbox:1812): DEBUG: navigation requested to https://one.ubuntu.com/music/store-no-token
** Message: useQuirks: 0 / 0 / one.ubuntu.com
** Message: useQuirks: 0 / 0 / one.ubuntu.com

(rhythmbox:1812): RhythmDB-WARNING **: Unexpected entry type

(rhythmbox:1812): RhythmDB-WARNING **: Attempt to read 'type' of unhandled type GObject
**
RhythmDB:ERROR:rhythmdb-query.c:480:rhythmdb_read_encoded_property: code should not be reached
Afgebroken (geheugendump gemaakt)