Exporting manually with Rhino V5

To export your 3D model as an .obj file:
Select File > Export.
Choose your directory and file name and set those options :
RhinoV5-01
In the following screen, assure you that you have the same options set :

RhinoV5-02
Zip the .obj, .mtl and texture files and upload the .zip file on Augment Manager.