Does this have much use other than making statues?
what settings are you using to export your .obj with? i was having a similar issue until i set my vertices to unwelded in the obj export settings
can you screenshot those settings and post them here? i can probably pinpoint where you went wrong
*BUMP*If I can get this conversion to work, I might get a very certain robot into Robot Arena 2 - Design & Destroy. It's been quite some time...