That's your problem. It's not the latest Jemplode, which is up to 54 or higher now, and corrects the two-drive bug (I think). Please get the latest JAR file from:

http://www.inzyme.com/rio/empeg/

Mike.... Please do something about this happening to other poor folk. All we need is the latest JAR at the jempeg.org site, without the installer or anything...