This post fromMiniToolwill show you how to fix this error.
Therefore, your NVIDIA GPU is not active or online.
NVIDIA Control Panel won’t open in Windows 10/8/7?

How can you fix this issue?
This post gives you multiple solutions to NVIDIA Control Panel not opening.
if you run into this error, try these solutions.
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Way 1.
If not, you should change it and plug it into NVIDIA port.
If this solution is not effective, try other solutions.

Way 2.
Now, here is the tutorial.
Way 3.
If you come across the same issue, try these solutions.