creo7 config.pro option documentation for: ENABLE_MULTI_MATERIAL_MODEL
enable_multi_material_model
yes
*
, no
Controls explicit material assignment to bodies in a part.
yes
*
- Allows you to explicitly assign material to all the bodies.
no
- Does not allow you to explicitly assign material to bodies that follow the master material. When there are bodies that already have explicitly assigned materials, you can still change their material assignment.