It produced this output:
Your system is not supported by certbot-auto anymore.
certbot-auto and its Certbot installation will no longer receive updates.
You will not receive any bug fixes including those fixing server compatibility
or security problems.
Please visit https://certbot.eff.org/ to check for other alternatives.
Saving debug log to /var/log/letsencrypt/letsencrypt.log
NGINX configured with OpenSSL alternatives is not officially supported by Certbot.
Plugins selected: Authenticator manual, Installer nginx
Cert is due for renewal, auto-renewing...
Renewing an existing certificate for *.nurturehq.com
An unexpected error occurred:
FileExistsError: [Errno 17] File exists: '/etc/letsencrypt/archive/nurturehq.com-0001/privkey16.pem'
Please see the logfiles in /var/log/letsencrypt for more details.
My web server is (include version): nginx/1.6.2
The operating system my web server runs on is (include version): CentOS release 6.5 (Final)
My hosting provider, if applicable, is: Cloudflare
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):
[root@li810-70 ~]# /opt/certbot/certbot-auto --version
Your system is not supported by certbot-auto anymore.
certbot-auto and its Certbot installation will no longer receive updates.
You will not receive any bug fixes including those fixing server compatibility
or security problems.
Please visit https://certbot.eff.org/ to check for other alternatives.
certbot 1.10.1
[root@li810-70 ~]# /opt/certbot/certbot-auto certificates
Your system is not supported by certbot-auto anymore.
certbot-auto and its Certbot installation will no longer receive updates.
You will not receive any bug fixes including those fixing server compatibility
or security problems.
Please visit https://certbot.eff.org/ to check for other alternatives.
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Renewal configuration file /etc/letsencrypt/renewal/nurturehq.com.conf produced an unexpected error: renewal config file {} is missing a required file reference. Skipping.
Found the following certs:
Certificate Name: nurturehq.com-0001
Serial Number: 438515db426429b2e269c219e5e08fb8901
Key Type: RSA
Domains: *.nurturehq.com
Expiry Date: 2022-08-31 05:34:32+00:00 (INVALID: EXPIRED)
Certificate Path: /etc/letsencrypt/live/nurturehq.com-0001/fullchain.pem
Private Key Path: /etc/letsencrypt/live/nurturehq.com-0001/privkey.pem
The following renewal configurations were invalid:
/etc/letsencrypt/renewal/nurturehq.com.conf
[root@li810-70 renewal]# /opt/certbot/certbot-auto certificates
Your system is not supported by certbot-auto anymore.
certbot-auto and its Certbot installation will no longer receive updates.
You will not receive any bug fixes including those fixing server compatibility
or security problems.
Please visit https://certbot.eff.org/ to check for other alternatives.
Saving debug log to /var/log/letsencrypt/letsencrypt.log
OK, we're almost there...
[even thou those entries have sizes - they are just symbolic links to the real files]
Let's confirm the actual files with: ls -l /etc/letsencrypt//archive/nurturehq.com/*15.pem