I cannot help with the particulars of this issue @CJAM_Enterprises_LLC but I do know this line
is due to Netlify CLI/React not shutting down correctly. On macOS I need to manually kill the process. It seems you are using Windows so I am not sure how to find/kill the process.
If the issue is with Netlify CLI, you might find more direct assistance by creating a new issue for the maintainers to investigate