Well - I have it again - this time at startup in both P6 and P7 - after I hit OK they both crash out to the desktop.

I gather this was related to the Content Paradise component of Poser?

This isn't good at all....

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