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I'm following the step in https://www.digitalocean.com/community/tutorials/how-to-install-webmin-o..., but when i request a new certificate, it occurs the following error:
Requesting a new certificate for my.domain, using the website directory /var/www/html .. .. request failed : Failed to request certificate :
my.domain challenge did not pass: Invalid response from http://my.domain/.well-known/acme-challenge/CCZqnto74VD0TQAekghFEbDzdr5t... 404 Not Found
Not Found<p
What i'm doing wrong?
I formatted the server and the service started up again.