Making the dang models work right

Making the dang models work right

ok ive imported many models. I imported the .blp and .mdx of all the models. I changed th paths to the file name. (exp of the model Dragon.blp and Dragon.mdx). Then under model of the unit i want i type Dragon.mdl and it cant find it. Why cant it find it, what im i doing wrong? I know right now i sound very sad and really newbish but someone plz help

Pretty Simple Really

Pretty Simple Really
I assume you are using this model
The Portait and mdx can go anywhere but the .blp should follow this path Dragons\DeathWing\Deathwing.blp