Bug - Meshing don't preview any quad/tri's

 From:  PaQ
1563.1 
Hello everybody,

Here's a little bug I had with my model.
When I do an export of it (meshing) I don't have any feedback/preview from this part of my model.
However the .obj is correct ... (just normals are inverted).
I know the model is not super clean in some areas :P

EDITED: 4 Dec 2015 by PAQ