I see the main thread about the waypoints module, there notes some glitch but i don't think this is the same...
BugSack
[2007/02/12 01:08:40-424-x1]: Cartographer-r27829\Cartographer_Notes\Notes.lua:2133: attempt to call method 'SetNoteAsWaypoint' (a nil value)
Dewdrop-2.0-27511 (DewdropLib):483: in function <...erface\AddOns\DewdropLib\Dewdrop-2.0\Dewdrop-2.0.lua:424>
when trying to set a way point from an existing note.
BugSack
when trying to set a way point from an existing note.
Cartogropher release : r27829