Can you show us a before and after that illistrates the problem for you?

You can try turning down the lights.  Adding a lot of light was needed before but with GC, you don't need as much.  If you are building your lights the same way for both, this might be your problem.

 

Also which characters have the probelm?  If their mats weren't designed with GC/SSC in mind it will really change how they look.

WARK!

Thus Spoketh Winterclaw: a blog about a Winterclaw who speaks from time to time.

 

(using Poser Pro 2014 SR3, on 64 bit Win 7, poser units are inches.)