Davinci Resolve 15 beta 3 fails to start

Davinci Resolve 15 beta 3 fails to start in HP Z840 workstation with Nvidia Quadro K4200 and its driver installed.No solution yet.
https://forum.blackmagicdesign.com/
https://forum.blackmagicdesign.com/viewtopic.php?f=21&t=74289
Peter Chamberlain wrote:Please detail which CUDA and which Nvidia driver.
Also which exact OS version?