just a few of the questions that the daz techs might ask:
using 64-bit CPUs with a 64-bit OS? 
bad RAM?
bad graphics card/VRAM?
too many figures/textures in scene?
bad display prefs/scratch disk prefs?
remove unused masters?
what is frame size in pixels?
after how many frames does it run out of RAM?
can poser finish the same animation?