An error occurred while committing validation configuration: Failed to listen on prefix 'http://+:80/.well-known/acme-challenge/' because it conflicts with an existing registration on the machine

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My domain is: hrms.matchpointgps.com

I ran this command: wacx.exe

It produced this output: An error occurred while committing validation configuration: Failed to listen on prefix ‘http://+:80/.well-known/acme-challenge/’ because it conflicts with an existing registration on the machine.

My web server is (include version): IIS WEBSERVER

The operating system my web server runs on is (include version): WINDOWS 10

My hosting provider, if applicable, is:

I can login to a root shell on my machine (yes or no, or I don’t know): YES

I’m using a control panel to manage my site (no, or provide the name and version of the control panel):

The version of my client is (e.g. output of certbot --version or certbot-auto --version if you’re using Certbot):

Fetching http://hrms.matchpointgps.com/.well-known/acme-challenge/XSmrLeZ_x-XR05Npp5ajsIit8bHTktnNXz8n-jBZPWI: Timeout during connect (likely firewall problem)
2020-07-20 18:56:06.737 +05:30 [INF] Validation of the required challenges did not complete successfully. Fetching http://hrms.matchpointgps.com/.well-known/acme-challenge/XSmrLeZ_x-XR05Npp5ajsIit8bHTktnNXz8n-jBZPWI: Timeout during connect (likely firewall problem)
2020-07-20 18:56:06.738 +05:30 [INF] Validation of the required challenges did not complete successfully. Fetching http://hrms.matchpointgps.com/.well-known/acme-challenge/XSmrLeZ_x-XR05Npp5ajsIit8bHTktnNXz8n-jBZPWI: Timeout during connect (likely firewall problem)
2020-07-20 18:56:06.738 +05:30 [INF] Validation of the required challenges did not complete successfully. Fetching http://hrms.matchpointgps.com/.well-known/acme-challenge/XSmrLeZ_x-XR05Npp5ajsIit8bHTktnNXz8n-jBZPWI: Timeout during connect (likely firewall problem)

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