tom@ubuntu-desktop:~$ banshee --debug
** Running Mono with --debug   **
[Debug 22:24:58.742] NDesk.DBus.Bus.Session.RequestName ('org.bansheeproject.Banshee') => PrimaryOwner
[Info  22:24:58.751] Running Banshee 1.2.1
[Debug 22:24:59.445] Core service started (DBusServiceManager, 0.001264s)
[Debug 22:24:59.456] Core service started (DBusCommandService, 0.010998s)
[Debug 22:24:59.491] Opened SQLite connection to /home/tom/.config/banshee-1/banshee.db
[Debug 22:24:59.491] Core service started (DbConnection, 0.034518s)
[Debug 22:24:59.499] Database version 17 is up to date
[Debug 22:24:59.511] Core service started (PreferenceService, 0.010918s)
[Debug 22:24:59.512] Core service started (SourceManager, 0.001164s)
[Debug 22:24:59.657] Core service started (MediaProfileManager, 0.145242s)
[Debug 22:24:59.660] Core service started (PlayerEngine, 0.002424s)
[Debug 22:24:59.664] Configuration client extension loaded (Banshee.GnomeBackend.GConfConfigurationClient)
[Debug 22:24:59.712] IO provider extension loaded (Banshee.IO.Unix.Provider)
[Debug 22:24:59.717] Core service started (TranscoderService, 0.008061s)
[Debug 22:24:59.720] Core service started (PlaybackController, 0.002235s)
[Debug 22:24:59.720] Core service started (ImportSourceManager, 0.000359s)
[Debug 22:24:59.725] Core service started (LibraryImportManager, 0.004534s)
[Debug 22:24:59.725] Core service started (UserJobManager, 0.000446s)
[Debug 22:24:59.738] Core service started (HardwareManager, 0.012674s)
[Debug 22:24:59.754] Adding icon theme search path: /usr/share/banshee-1/icons
[Debug 22:24:59.754] Core service started (GtkElementsService, 0.016581s)
[Debug 22:24:59.790] Core service started (InterfaceActionService, 0.03576s)
[Debug 22:24:59.791] Album artwork path set to /home/tom/.cache/album-art
[Debug 22:24:59.791] Core service started (ArtworkManager, 0.00071s)
[Debug 22:25:00.193] Core service started (NereidPlayerInterface, 0.402379s)
[Debug 22:25:00.197] Using GNOME 2.22 API for Multimedia Keys
[Debug 22:25:00.197] Extension service started (MultimediaKeysService, 0.002797s)
[Debug 22:25:00.199] Extension service started (DaapService, 0.000805s)
[Debug 22:25:00.199] Extension service started (DapService, 0.000855s)
[Debug 22:25:00.209] Extension service started (BookmarksService, 0.009444s)
[Debug 22:25:00.352] Extension service started (PodcastService, 0.142617s)
[Debug 22:25:00.479] GStreamer pipeline does not run: audioconvert ! xingenc bitrate=128 ! id3v2mux
[Debug 22:25:00.524] GStreamer pipeline does not run: audioconvert ! fluwmaenc bitrate=64000 vbr=false ! fluasfmux
[Debug 22:25:00.524] Extension service started (GStreamerCoreService, 0.172131s)
[Debug 22:25:00.539] Player state change: NotReady -> Ready
[Debug 22:25:00.547] Player state change: Ready -> Idle
[Debug 22:25:00.598] Extension service started (AudioCdService, 0.047907s)
[Debug 22:25:00.636] Extension service started (NotificationAreaService, 0.037867s)
[Debug 22:25:00.639] Extension service started (GnomeService, 0.003366s)
[Debug 22:25:00.642] Extension service started (CoverArtService, 0.002282s)
[Debug 22:25:00.661] Extension service started (LastfmRecommendationService, 0.019482s)
[Debug 22:25:00.673] Audioscrobbler state: connected
[Debug 22:25:00.675] Extension service started (AudioscrobblerService, 0.013594s)
[Info  22:25:00.676] All services are started 1.235665s
[Debug 22:25:01.113] Loaded IScreensaverManager: Banshee.GnomeBackend.GnomeScreensaverManager
[Info  22:25:01.430] nereid Client Started
[Debug 22:25:01.446] Dap support extension loaded: Banshee.Dap.MassStorage
[Debug 22:25:01.826] Dap support extension loaded: Banshee.Dap.Mtp
[Debug 22:25:02.028] Dap support extension loaded: Banshee.Dap.Ipod
PTP: Opening session
PTP: request code 0x1002 sending req wrote only 0 bytes instead of 16
PTP_ERROR_IO: Trying again after re-initializing USB interface
usb_claim_interface(): Bad file descriptor
LIBMTP PANIC: Could not open session on device
[Warn  22:25:10.587] Caught an exception - Connecting (in `Mtp')
  at Mtp.Error.CheckError (ErrorCode errorCode) [0x00018] in /build/buildd/banshee-1.2.1/src/Libraries/Mtp/Mtp/Error.cs:82 
  at Mtp.MtpDevice.GetConnectedDevices (System.IntPtr& list) [0x00000] in /build/buildd/banshee-1.2.1/src/Libraries/Mtp/Mtp/MtpDevice.cs:291 
  at Mtp.MtpDevice.Detect () [0x00000] in /build/buildd/banshee-1.2.1/src/Libraries/Mtp/Mtp/MtpDevice.cs:255 
  at Banshee.Dap.Mtp.MtpSource.DeviceInitialize (IDevice device) [0x00059] in /build/buildd/banshee-1.2.1/src/Dap/Banshee.Dap.Mtp/Banshee.Dap.Mtp/MtpSource.cs:85