Make sure that you have installed the Service Release; it needs to be applied even if you just bought it:

SR2 Enhancements and Fixes, by Category

General

•Now preventing instability while parsing files containing mismatched quotes

•Restored right-click functionality for top of Parameters/Properties palette (shows current object options context menu)

•Now supporting Windows 8.1...

http://poser.smithmicro.com/poser10-updates.html

If that doesn't fix it, send in a support ticket...

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The Wisdom of bagginsbill:

"Oh - the manual says that? I have never read the manual - this must be why."
“I could buy better software, but then I'd have to be an artist and what's the point of that?"
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