SOLVED!
Wish I could edit the title: Cr2Editor and going in and just deleting the offending materials and resaving out the .cr2.

But the mystery remains. How did I get two sets of shader data into the .cr2 in the first place?

"Few are agreeable in conversation, because each thinks more of what he intends to say than that of what others are saying, and listens no more when he himself has a chance to speak." - Francois de la Rochefoucauld

Intel Core i7 920, 24GB RAM, GeForce GTX 1050 4GB video, 6TB HDD space
Poser 12: Inches (Poser(PC) user since 1 and the floppies/manual to prove it!)