Quote - Or are your scenes very complex?

 No, even with a few nodes this problem pops up.  As for specifics, it's most noticable with the dials on the nodes you can add (like math node).  But maybe I'm noticing those because I'm using them a lot.

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.)