Why is texture duplicating? Help!

Greetings
Trying to model a hockey rink
Why do I get two image rinks on my mesh face?
I add a material to the face of a mesh, add a texture linked to an image, map it using UV unwrap.
Am I somehow creating two maps?
Using Blender 2.79 on a linux box.
The result looks like this:

Can you show a screenshot of the UV layout? I suspect the answer is found there.

Greetings. While I don’t like it when everything works and I don’t know why, I’ll take it.
Thanks to Felix_Kutt for inspiration !


BTW here is the UV layout as requested:


Well since it seems to be working fine I can’t really tell what might have gone wrong either, perhaps it just needed to update something. Happy to see it is fine now though.