sebp@ubuntu:~$ new-stuff-manager 

Unhandled Exception: System.ArgumentNullException: Argument cannot be null.
Parameter name: key
  at System.Collections.Generic.Dictionary`2[NDesk.DBus.ObjectPath,NDesk.DBus.BusObject].GetPrev (NDesk.DBus.ObjectPath , System.Int32 ) [0x00000] 
  at System.Collections.Generic.Dictionary`2[NDesk.DBus.ObjectPath,NDesk.DBus.BusObject].set_Item (NDesk.DBus.ObjectPath , NDesk.DBus.BusObject ) [0x00000] 
  at NDesk.DBus.Connection.Register (System.String bus_name, NDesk.DBus.ObjectPath path, System.Object obj) [0x00000] 
  at newstuffmanager.MainClass.Main (System.String[] args) [0x00000]