converting problem

hello , i cant convert model how can i fix this problem ?:

It says how to do it RIGHT IN YOUR FUCKING SCREENSHOT

Learn to read.

ok i fix this but new error :
vectex number out of sync

1. https://www.google.com/#q=vectex+number+out+of+sync
2. 1st link: http://modsonline.com/Forums-top-153410.html

work but next error :
vertex index out of range

Have you seriously ever heard of googling?
20 seconds later:
https://code.google.com/p/blender-co...es/detail?id=5