Please fill out the fields below so we can help you better. Note: you must provide your domain name to get help. Domain names for issued certificates are all made public in Certificate Transparency logs (e.g. https://crt.sh/?q=example.com), so withholding your domain name here does not increase secrecy, but only makes it harder for us to provide help.
My domain is: meet.titaves.com.ar
I ran this command:sudo certbot --nginx
It produced this output: Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator nginx, Installer nginx
Which names would you like to activate HTTPS for?
Select the appropriate numbers separated by commas and/or spaces, or leave input
blank to select all options shown (Enter ‘c’ to cancel): 1
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for meet.titaves.com.ar
Using default addresses 80 and [::]:80 ipv6only=on for authentication.
Waiting for verification…
Cleaning up challenges
Failed authorization procedure. meet.titaves.com.ar (http-01): urn:ietf:params:acme:error:unauthorized :: The client lacks sufficient authorization :: Invalid response from http://meet.titaves.com.ar/.well-known/acme-challenge/AXluDFamhOZgxaeM357n8KvQg6GQl1ym6Ym5FrWqtag [184.108.40.206]: “\n\n404 Not Found\n\n
The following errors were reported by the server:
Detail: Invalid response from
[220.127.116.11]: “\n\n404 Not
To fix these errors, please make sure that your domain name was
entered correctly and the DNS A/AAAA record(s) for that domain
contain(s) the right IP address.
My web server is (include version): nginx
The operating system my web server runs on is (include version):ubuntu 18.04
My hosting provider, if applicable, is: mycomputer
I can login to a root shell on my machine yes
I’m using a control panel to manage my site (no, or provide the name and version of the control panel): no
The version of my client is (e.g. output of
certbot --version or
certbot-auto --version if you’re using Certbot): thelast one