Definately wired correctly load and supply two earths etc and definately the supply is reaching the base on the outside wall can see it with just a small electical screwdriver, but as I said when we put the actual light with metal pins on to the base it does not come on and the light on the FCU...
I have an outside secrity light which up until a few weeks ago was working ok and suddenly stopped working, couldn't think why it runs from a fcu in my kithcen light, I took the light back and got a new one but still nothing? I had some more sockets fitted in the kitchen recently which all work...