Originally Posted by

**uclahklaw**
Your mesh has 200 triangles.

That means you have 200 * 3 = 600 sets of point data.

For each set of point data, you have 1 index for vertex position, 1 index of normals, 1 index for texcoords.

That means you should have 600 * 3 =1800 indices in your

</p>, but you only have 1200 index in your

Check if you export the index of your position, normal, and texcoord correctly in that order.

I am surprise that the coherencytest couldn't catch that, may I have the full version of the dae file you ran against coherencytest.

Herbert