It looks like there aren't that many people about who use that particular type of MP3 player, or that software. Have you tried a search on Google for this problem? There are dozens of sites out there that cater for MP3 fanatics, and while you may have to get used to some juvenile attitudes, they may be quicker with an answer than this site.
You could try a search for your MP3 player, or for Sonicstage at this site:
http://www.avforums.com/