neodex exporter

When I try to export a model it gives this error, does anyone know how to fix it? As soon as I find or find an MDX exporter, I will send some models here. :)

(files for testing attached below, if you can open .max files). Hi all, I use 3ds max 5 with Blizzard's War3 Art Tools. When I export the model (attached bellow), the bones are animated, but the vertices are not attached correctly: In 3ds max, the model itsself is set as a skin...