I am just using the example models contained in the download (character.3ds). All I get is a black screen, but the program appears to be running.
I didn't change anything in source of TDSTest. I am a newbie to the xith3d engine and right know I am just playing around with the various examples to get feel of what the engine can do.
I downloaded the xith3d version:
And version 1 of the 3ds loader from the xith3d toolkit site.