Replaceopen Command / Recently used file list

Has anybody else noticed the following behaviour with the replaceopen command.

If you use the replaceopen command to open a drawing, the drawing that you then open is not added to the recently used file list when a further drawing is then opened.

DraftSight V1R3.1

Machine Spec:

Window XP Pro Service Pack 3 (32 Bit), Dell Precision T3400, Intel Core2 Duo Processor (E7300 @ 2.66 GHz), 4GB Ram, NVIDA Quadro FX 570 graphics card.