When closing banshee via menu Media->Quit at the moment when Banshee is playing an audio file, I've had this exception happen many times:


[1 Debug 18:01:59.906] TrackInfoDisplay RenderAnimation: 32.00 FPS
[1 Debug 18:02:01.216] Creating Pango.Layout, configuring Cairo.Context
[1 Debug 18:02:02.529] Creating Pango.Layout, configuring Cairo.Context
[1 Debug 18:02:02.548] Service disposed (CoverArtService)
[1 Debug 18:02:02.550] Service disposed (GnomeService)
[1 Debug 18:02:02.554] Service disposed (DvdService)
[1 Debug 18:02:02.556] Service disposed (AudioCdService)
[1 Debug 18:02:02.558] Service disposed (NotificationAreaService)
[1 Debug 18:02:02.567] Service disposed (PodcastService)
[1 Debug 18:02:02.572] Service disposed (DaapService)
[1 Debug 18:02:02.572] Service disposed (AmazonMp3DownloaderService)
[1 Debug 18:02:02.575] Service disposed (MultimediaKeysService)
[1 Debug 18:02:02.594] Service disposed (EmusicService)
[1 Debug 18:02:02.596] Service disposed (DapService)
[1 Debug 18:02:02.597] Service disposed (BpmService)
[1 Debug 18:02:02.597] Service disposed (GStreamerCoreService)
[1 Debug 18:02:02.607] Service disposed (NereidPlayerInterface)
[1 Debug 18:02:02.607] Service disposed (BookmarksService)
[1 Debug 18:02:02.607] Service disposed (CollectionIndexerService)
[1 Debug 18:02:02.608] Service disposed (HardwareManager)
[1 Debug 18:02:02.609] (libbanshee:player) bp_stop: setting state to GST_STATE_NULL
[1 Debug 18:02:02.619] Player state change: Playing -> Idle
[1 Debug 18:02:02.622] (libbanshee:player) bp_destroy: disposed player
[1 Debug 18:02:02.622] Service disposed (PlayerEngine)
[1 Warn  18:02:02.643] Service disposal (SourceManager) threw an exception - System.NullReferenceException: Object reference not set to an instance of an object (in `Banshee.FileSystemQueue')
  at Banshee.FileSystemQueue.FileSystemQueueSource.Dispose () [0x0002d] in /home/knocte/Documents/Code/banshee3UPSTREAM/src/Extensions/Banshee.FileSystemQueue/Banshee.FileSystemQueue/FileSystemQueueSource.cs:213 
  at Banshee.Sources.SourceManager.RemoveSource (Banshee.Sources.Source source, Boolean recursivelyDispose) [0x00153] in /home/knocte/Documents/Code/banshee3UPSTREAM/src/Core/Banshee.Services/Banshee.Sources/SourceManager.cs:243 
  at Banshee.Sources.SourceManager.Dispose () [0x0006f] in /home/knocte/Documents/Code/banshee3UPSTREAM/src/Core/Banshee.Services/Banshee.Sources/SourceManager.cs:110 
  at Banshee.ServiceStack.ServiceManager.Shutdown () [0x00024] in /home/knocte/Documents/Code/banshee3UPSTREAM/src/Core/Banshee.Services/Banshee.ServiceStack/ServiceManager.cs:297 
[1 Debug 18:02:02.643] Service disposed (Network)
[1 Debug 18:02:02.645] Service disposed (DbConnection)