First : I have NEVER installed poser 4 on this computer... ONLY Poser 5... Help, Help, i have follow your advices and.... 1/I uninstall completly Vue, and i re-install vue and the 4.2 beta. I try to import a pz3 file and vue ask to locate Poser 4 again !!!!! :o( 2/ I rename poser 5 to poser 4... and when i try to import pz3 file he ask me to locate poser 4... i follow the process and Vue say "Wrong Poser 4 serial number"... Have you a method to FORCE vue 4.2 to locate poser 5 and not poser 4 !!??