I can't load a correct .htx model into the havok. please check out the description.

Hello everybody:

        I have a simple problem but I can't how to solve. After I create a simple .hkx model "teapot" by 3ds max,I want to load it into my Havok. The model shows like this      

But when I load it into my Havok, the model is bacome,

like this

  I don't know where I have a mistake,so I hope someone can give me some advanced issues.Thank you!