I think the most common causes for this error to show up are that the user either does not have internet access, has firewall issues or restrictions, or has made too many request to Github in the last X hours (not sure what the exact limit is).
I think the most common causes for this error to show up are that the user either does not have internet access, has firewall issues or restrictions, or has made too many request to Github in the last X hours (not sure what the exact limit is).