Banshee play two songs from lastfm, then pauses.
After start banshee in terminal:

[Info  23:57:04.599] Running Banshee 2.0.1: [Ubuntu 11.04 (linux-gnu, i686) @ 2011-05-07 15:30:07 UTC]
[Info  23:57:10.258] Updating web proxy from GConf
[Info  23:57:10.486] All services are started 4,695413
** (Banshee:20234): DEBUG: SyncDaemon already running, initializing SyncdaemonDaemon object

(Banshee:20234): libsoup-WARNING **: No feature manager for feature of type 'U1RequestChrome'

** (Banshee:20234): WARNING **: Error calling get_info: Traceback (most recent call last):

+ Trace 227048

** (Banshee:20234): CRITICAL **: syncdaemon_folder_info_get_subscribed: assertion `SYNCDAEMON_IS_FOLDER_INFO (finfo)' failed

** (Banshee:20234): WARNING **: Error rescanning Purchased Music: Нет такого файла или каталога
** (Banshee:20234): DEBUG: Loading the real store page

** (Banshee:20234): WARNING **: Got less number of items in credentials hash table than expected!
[Info  23:57:15.521] nereid Client Started
[Info  23:57:15.696] GStreamer version 0.10.32.0, gapless: True, replaygain: False
[Info  23:57:16.228] AppleDeviceSource is ignoring unmounted volume Диск 24 GB
[Info  23:57:16.316] AppleDeviceSource is ignoring unmounted volume Зарезервировано системой

Then banshee play two songs and after the second song:

(Banshee:20234): GStreamer-CRITICAL **: 
Trying to dispose element playbin, but it is in PLAYING instead of the NULL state.
You need to explicitly set elements to the NULL state before
dropping the final reference, to allow them to clean up.
This problem may also be caused by a refcounting bug in the
application or some element.

(Banshee:20234): GStreamer-CRITICAL **: gst_element_factory_get_static_pad_templates: assertion `GST_IS_ELEMENT_FACTORY (factory)' failed
[Error 00:08:31.472] GStreamer resource error: OpenRead

(Banshee:20234): GStreamer-CRITICAL **: 
Trying to dispose element aresample, but it is in PAUSED instead of the NULL state.
You need to explicitly set elements to the NULL state before
dropping the final reference, to allow them to clean up.
This problem may also be caused by a refcounting bug in the
application or some element.

(Banshee:20234): GStreamer-CRITICAL **: 
Trying to dispose element aconv, but it is in PAUSED instead of the NULL state.
You need to explicitly set elements to the NULL state before
dropping the final reference, to allow them to clean up.
This problem may also be caused by a refcounting bug in the
application or some element.

(Banshee:20234): GStreamer-CRITICAL **: 
Trying to dispose element aqueue, but it is in PAUSED instead of the NULL state.
You need to explicitly set elements to the NULL state before
dropping the final reference, to allow them to clean up.
This problem may also be caused by a refcounting bug in the
application or some element.

(Banshee:20234): GStreamer-CRITICAL **: 
Trying to dispose element abin, but it is in PAUSED instead of the NULL state.
You need to explicitly set elements to the NULL state before
dropping the final reference, to allow them to clean up.
This problem may also be caused by a refcounting bug in the
application or some element.

(Banshee:20234): GStreamer-CRITICAL **: 
Trying to dispose element audiotee, but it is in PAUSED instead of the NULL state.
You need to explicitly set elements to the NULL state before
dropping the final reference, to allow them to clean up.
This problem may also be caused by a refcounting bug in the
application or some element.

(Banshee:20234): GStreamer-CRITICAL **: 
Trying to dispose element streamsynchronizer0, but it is in PAUSED instead of the NULL state.
You need to explicitly set elements to the NULL state before
dropping the final reference, to allow them to clean up.
This problem may also be caused by a refcounting bug in the
application or some element.

(Banshee:20234): GStreamer-CRITICAL **: 
Trying to dispose element playsink0, but it is in PAUSED instead of the NULL state.
You need to explicitly set elements to the NULL state before
dropping the final reference, to allow them to clean up.
This problem may also be caused by a refcounting bug in the
application or some element.

[Error 00:08:32.131] GStreamer resource error: OpenRead
[Error 00:08:32.772] GStreamer resource error: OpenRead
[Error 00:08:33.423] GStreamer resource error: OpenRead
[Error 00:08:34.091] GStreamer resource error: OpenRead