Quote - you need to name them in Poser. then in luxrender you can change them.

This has worked for me:
GRP1: Light1 could be 2, 3 4 etc etc....
GRP2: Light1 could be 2, 3 4 etc etc....
GRP3: Light1 could be 2, 3 4 etc etc....
And so on and so forth

"That government is best which governs the least, because its people discipline themselves."
Thomas Jefferson