Poser 7 doesn't have multiple falloff zones and 8/PP10 do.  So I imagine that's why you need the newer software.

 

But just give it a little time and I'm sure someone will produce a new rig for her so you can use her on 6 or 7.

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.)