Steps to reproduce:
1. Open F-spot
2. Select picture that you want to export
3. Go to file -> export -> picasaweb
4. Crash: F-spot fix and "kill im self"

Stack trace:
mart@mart-laptop:~$ f-spot
Starting new FSpot server
Reloading
item changed
error checking orientation
error checking orientation

(f-spot:6506): GdkPixbuf-WARNING **: GdkPixbufLoader finalized without calling gdk_pixbuf_loader_close() - this is not allowed. You must explicitly end the data stream to the loader before dropping the last reference.
error checking orientation
error checking orientation
error checking orientation
error checking orientation
error checking orientation
error checking orientation
error checking orientation
GoogleAccount.Connect()
Your google account is locked
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 FSpotGoogleExport.GoogleExport.HandleAlbumOptionMenuChanged (System.Object sender, System.EventArgs args) [0x00000] 
  at GLib.Signal.voidObjectCallback (IntPtr handle, IntPtr data) [0x00000] 
   at GLib.ExceptionManager.RaiseUnhandledException(System.Exception e, Boolean is_terminal)
   at GLib.Signal.voidObjectCallback(IntPtr handle, IntPtr data)
   at GLib.Signal.voidObjectCallback(IntPtr , IntPtr )
   at Gtk.OptionMenu.gtk_option_menu_set_menu(IntPtr , IntPtr )
   at Gtk.OptionMenu.gtk_option_menu_set_menu(IntPtr , IntPtr )
   at Gtk.OptionMenu.set_Menu(Gtk.Widget value)
   at FSpotGoogleExport.GoogleExport.PopulateAlbumOptionMenu(Mono.Google.Picasa.PicasaWeb picasa)
   at FSpotGoogleExport.GoogleExport.Connect(FSpotGoogleExport.GoogleAccount selected, System.String token, System.String text)
   at FSpotGoogleExport.GoogleExport.Connect(FSpotGoogleExport.GoogleAccount selected)
   at FSpotGoogleExport.GoogleExport.Connect()
   at FSpotGoogleExport.GoogleExport.Run(IBrowsableCollection selection)
   at FSpot.Extensions.ExportMenuItemNode.OnActivated(System.Object o, System.EventArgs e)
   at GLib.Signal.voidObjectCallback(IntPtr handle, IntPtr data)
   at GLib.Signal.voidObjectCallback(IntPtr , IntPtr )
   at Gtk.Application.gtk_main()
   at Gtk.Application.gtk_main()
   at Gtk.Application.Run()
   at Gnome.Program.Run()
   at FSpot.Driver.Main(System.String[] args)


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