I ran the MFD in Poser 6 before I did "The Dress" didn't have any issues - worked fine for me. However just tried same thing in P5 and no go - didn't drop through floor but had poke through everywhere???? Looks like something different between P5 & P6.

The supreme irony of life is that hardly anyone gets out of it alive.
Robert A. Heinlein

11th Gen Intel(R) Core(TM) i9-11900K @ 3.50GHz   3.50 GHz
64.0 GB (63.9 GB usable)
Geforce RTX 3060 12 GB
Windows 11 Pro