I had the same problem, and if you go over to this thread, they have all the directions to get the latest version working.
http://pdaphonehome.com/forums/samsu...plication.html
I have been using the HTC Home plug in since Oct with out any problems, so double check what files you have installed
I have:
Microsoft .net cf 2.0
emunutz HTC Home Customizer
HTC HTC Home (the one supplied in the thread)