Problems with the material picker

Hey guys, im having an issue with tge material picker extension. Some of the materials are not shown correctly once uploaded. In the editor everything works fine but when I upload the scene some of these materials are shown like a mix of all the textures.
ONCE UPLOADED


IN THE EDITOR

ONCE UPLOADED

IN THE EDITOR

Heres the link to the scene 3D scene

If the alternative materials of the material picker may tile after they are applied, the material have to tile on the material pool samples: Material picker problem - #5 by wojtek