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:
I ran this command:
It produced this output:
root@Openhab-virtual:/var/www/mydomain# certbot --nginx
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):
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for domoticz.vanveldhuizen.org
Waiting for verification…
Cleaning up challenges
Failed authorization procedure. domoticz.vanveldhuizen.org (http-01): urn:ietf:params:acme:error:unauthorized :: The client lacks sufficient authorization :: Invalid response from http://domoticz.vanveldhuizen.org/.well-known/acme-challenge/DcooKsdB44gp4mBLnbSVU0H5QyYpeU9IjLhRumYKV3U [184.108.40.206]: “\r\nDocument Error: Not Found\r\n
Access Error: 404 – Not Found\r\n
The following errors were reported by the server:
Detail: Invalid response from
Error: Not Found\r\n
Access Error: 404 –\r\n
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):
The operating system my web server runs on is (include version):
My hosting provider, if applicable, is:
I can login to a root shell on my machine (yes or no, or I don’t know):
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):
I’m trying to renew my certificate but it fails with a 404 not found error.
I’ve created a sites-enabled config file with the location (/var/www/mydomain) and with the root (/.well-known/acme-challenge).
before it just worked fine, but now it fails without changing anything to the server.
any help would be greatly appriciated.