What you need is a software update. You can download update from cyberlink and that should address the problem.
software update pathhttp://www.cyberlink.com/downloads/support/index_en_US.html
download and use BD advisor. It will check if your setup is complianthttp://www.cyberlink.com/stat/bd-support/enu/index.jsp
These are his specs, 3-GTX-285's (2g), i7 975, Vista 64, 12g ram, and EVGA x58. Everythign there is compliant with blueray. Only thing that may not be is his monitor as we do not know what monitor he has.You need a min res of 1920x1080 for true blue ray benefits and hdcp support on the monitor. Amd as others have said make sure you are using the powedvd blue ray edition that came with the drive and also update the drives firmware.