i use Ubuntu 18.04.2 and last driver 430.40 and version one before i observe behavior, when i power on computer HDMI audio output works fine and it is vissible in settings. When I suspend computer and wake up, HDMI output missing in settings and does not work. I must restart computer. Few versions before works fine after wake up everithing works fine.
Here is log after wake up computer.
Thank you for response.
EDIT: here is question on ubuntu forum https://ubuntuforums.org/showthread.php?t=2424030&p=13876947
nvidia-bug-report.log.gz (749 KB)