Ok,
as I suspected ... it was something I did (or didn't do in this case crazy !).

The T7-templates (display.c) sets the max_lights variable to 8 ... my setting the max_lights variable had no effect whatsoever.

I needed to change the template code.

And voilá ... it works.

Cheers,
Andreas

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GameCore / Unity / UDK
Lightwave 9.6 / Blender / Fragmotion / ZBrush 3.5
TextureMaker / PSP-X