Error: Can't initialize nvrm channel

I’m using jupyter lab on my jetson Xavier

then i met => Error: Can’t initialize nvrm channel

my jetson Xavier system is jetpack 4.3

Hi,
It it a known issue.We are checking it.
Please refer to the quick solution:
https://devtalk.nvidia.com/default/topic/1052333/jetson-tx2/error-can-t-initialize-nvrm-channel/post/5350512/#5350512
https://devtalk.nvidia.com/default/topic/1038639/jetson-tx2/error-can-t-initialize-nvrm-channel/post/5342587/#5342587

Thanks for you