The Materials seems not to work on poser 5
to resolve the problem first download this zip file:
P5materials.zip
go in the folder: ..Runtime\libraries\materials\V4Gen Delete all file with the extension "mc6" (do not delete the "png" images) Extract the file P5materials.zip (use folder name)
The materials with the extension "mt5" for poser 5 will replace the mc6 files.
to apply the material, remember to click on the right surface