Banshee hangs

banshee.crash

[Info  19:32:24.678] Running Banshee 2.4.0: [Ubuntu 12.04 LTS (linux-gnu, x86_64) @ 2012-05-06 11:52:27 UTC]
[Info  19:32:26.423] Updating web proxy from GConf
[Info  19:32:27.564] All services are started 2.412434
[Info  19:32:28.966] AmazonMP3 store redirect URL: http://redir.linuxmint.com/mp3amazonstore/
[Info  19:32:29.459] nereid Client Started
[Info  19:32:29.644] GStreamer version 0.10.36.0, gapless: True, replaygain: False
[Info  19:32:29.717] AppleDeviceSource is ignoring unmounted volume 80 GB LVM2 Physical Volume

(Banshee:12878): GLib-CRITICAL **: g_source_remove: assertion `tag > 0' failed
Exception in Gtk# callback delegate
  Note: Applications can use GLib.ExceptionManager.UnhandledException to handle the exception.
System.NullReferenceException: Object reference not set to an instance of an object
  at GLib.Idle+IdleProxy.Handler () [0x00000] in <filename unknown>:0 
   at GLib.ExceptionManager.RaiseUnhandledException(System.Exception e, Boolean is_terminal)
   at GLib.Idle+IdleProxy.Handler()
   at Gtk.Application.gtk_main()
   at Gtk.Application.Run()
   at Banshee.Gui.GtkBaseClient.Run()
   at Banshee.Gui.GtkBaseClient.Startup()
   at Hyena.Gui.CleanRoomStartup.Startup(Hyena.Gui.StartupInvocationHandler startup)
   at Banshee.Gui.GtkBaseClient.Startup()
   at Banshee.Gui.GtkBaseClient.Startup(System.String[] args)
   at Nereid.Client.Main(System.String[] args)
   at System.AppDomain.ExecuteAssembly(System.AppDomain , System.Reflection.Assembly , System.String[] )
   at System.AppDomain.ExecuteAssemblyInternal(System.Reflection.Assembly a, System.String[] args)
   at System.AppDomain.ExecuteAssembly(System.String assemblyFile, System.Security.Policy.Evidence assemblySecurity, System.String[] args)
   at System.AppDomain.ExecuteAssembly(System.String assemblyFile)
   at Booter.Booter.BootClient(System.String clientName)
   at Booter.Booter.Main()