/var/log/letsencrypt/letsencrypt.log

/var/log/letsencrypt/letsencrypt.log

ERROR

• 2020-06-14 21:57:29,200:ERROR:certbot.renewal:All renewal attempts failed. The following certs could not be renewed:

WARNING

2021-05-02 13:42:10,746:WARNING:certbot.renewal:Attempting to renew cert (your_domain.com-0001) from /etc/letsencrypt/renewal/your_domain.com-0001.conf produced an unexpected error: Problem binding to port 80: Could not bind to IPv4 or IPv6.. Skipping.

INFO/DEBUG

2020-06-19 00:41:59,304:INFO:certbot.renewal:Cert is due for renewal, auto-renewing...
2020-06-19 00:41:59,304:DEBUG:certbot.plugins.selection:Requested authenticator manual and installer None
2020-06-19 00:41:59,304:DEBUG:certbot.plugins.disco:Other error:(PluginEntryPoint#manual): An authentication script must be provided with --manual-auth-hook when using the manual plugin non-interactively

2020-06-19 00:41:59,305:INFO:certbot.main:Could not choose appropriate plugin: The manual plugin is not working; there may be problems with your existing configuration.

See also

• Certbot, Let's Encrypt: certbot (command), plugins, OCSP, certbot certificates, certbot renew (examples), /var/log/letsencrypt/letsencrypt.log, Certificate Checker, Certbot changelog, certbot --help, /etc/letsencrypt/