An unhandled exception was thrown: Read non-zero byte at position 7 while expecting padding

  at NDesk.DBus.MessageReader.ReadPad (Int32 alignment) [0x00000] 
  at NDesk.DBus.MessageReader.MarshalUInt (System.Byte* dst) [0x00000] 
  at NDesk.DBus.MessageReader.GetValue (System.UInt32& val) [0x00000] 
  at NDesk.DBus.MessageReader.GetValue (System.Boolean& val) [0x00000] 
  at NDesk.DBus.MessageReader.GetValue (DType dtype, System.Object& val) [0x00000] 
  at NDesk.DBus.MessageReader.GetValue (System.Type type, System.Object& val) [0x00000] 
  at NDesk.DBus.MessageHelper.GetDynamicValues (NDesk.DBus.Message msg, System.Type[] types) [0x00000] 
  at NDesk.DBus.MessageHelper.GetDynamicValues (NDesk.DBus.Message msg, System.Reflection.ParameterInfo[] parms) [0x00000] 
  at NDesk.DBus.Connection.HandleSignal (NDesk.DBus.Message msg) [0x00000] 
  at NDesk.DBus.Connection.DispatchSignals () [0x00000] 
  at NDesk.DBus.Connection.Iterate () [0x00000] 
  at NDesk.DBus.BusG.SystemDispatch (IOChannel source, IOCondition condition, IntPtr data) [0x00000] 
  at (wrapper native-to-managed) NDesk.DBus.BusG:SystemDispatch (NDesk.GLib.IOChannel,NDesk.GLib.IOCondition,intptr)
  at <0x00000> <unknown method>
  at (wrapper managed-to-native) Gtk.Application:gtk_main ()
  at Gtk.Application.Run () [0x00000] 
  at Banshee.BansheeEntry.Startup (System.String[] args) [0x00000] 
  at (wrapper delegate-invoke) System.MulticastDelegate:invoke_void_string[] (string[])
  at Banshee.Gui.CleanRoomStartup.Startup (Banshee.Gui.StartupInvocationHandler startup, System.String[] args) [0x00000] 
.NET Version: 2.0.50727.42

Assembly Version Information:

System.Configuration (2.0.0.0)
avahi-sharp (1.0.0.0)
Boo.Lang.Compiler (1.0.0.0)
NotificationAreaIcon (0.11.2.24942)
MusicBrainz (0.11.2.24916)
MetadataSearch (0.11.2.24938)
MMKeys (0.11.2.24939)
Daap (0.11.2.24937)
Banshee.Plugins.Audioscrobbler (0.11.2.24934)
gnome-vfs-sharp (2.16.0.0)
GStreamerPlayerEngine (0.11.2.24929)
System.Xml (2.0.0.0)
System.Data (2.0.0.0)
Mono.Data.SqliteClient (2.0.0.0)
pango-sharp (2.10.0.0)
Mono.Cairo (2.0.0.0)
Hal (0.0.0.0)
Last.FM (0.0.0.0)
NDesk.DBus (0.0.0.0)
Mono.Posix (2.0.0.0)
Banshee.Widgets (0.11.2.24920)
glade-sharp (2.10.0.0)
gnome-sharp (2.16.0.0)
gconf-sharp (2.16.0.0)
NDesk.DBus.GLib (0.0.0.0)
gdk-sharp (2.10.0.0)
System (2.0.0.0)
atk-sharp (2.10.0.0)
glib-sharp (2.10.0.0)
gtk-sharp (2.10.0.0)
Banshee.Base (0.11.2.24928)
banshee (0.11.2.24945)
mscorlib (2.0.0.0)

Platform Information: Linux 2.6.19-6-powerpc ppc unknown GNU/Linux

Disribution Information:

[/etc/debian_version]
testing/unstable

[/etc/lsb-release]
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=7.04
DISTRIB_CODENAME=feisty
DISTRIB_DESCRIPTION="Ubuntu feisty (development branch)"