make sure install NVENC in your PC

hello everyone ,i have a problem when i finish jatpack4.3 in Xavier,and run a demo about read a video,but command interface prompt that make sure install NVENC in your PC. when i use old version like jatpack4.2.1\jatpack4.2.2\jatpack4.2.3 don’t have this problem.

Hi,
The issue you are facing is not clear from the description. Please share steps of reproducing the failure. Do you run gstreamer or tegra_multimedia_api?