Ubuntu 20.04 : Nvidia driver version 460.xx Detect HDMI but not display

Dear Support
We have a problem with the HDMI display on the Nvidia driver of the ubuntu 20.04 operating system, when I plug in the HDMI cable on the nvidia Quadro p4000 I found the driver but no show on TV Here Nvidia-Bug-report.lognvidia-bug-report.log.gz (137.7 KB)