Untitled

Error: Let's Encrypt SSL certificate installation failed: Failed letsencrypt execution: Saving debug log to /opt/psa/var/modules/letsencrypt/logs/letsencrypt.log
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for grayles.net
Waiting for verification...
Cleaning up challenges
Failed authorization procedure. grayles.net (http-01): urn:acme:error:unauthorized :: The client lacks sufficient authorization :: Invalid response from http://grayles.net/.well-known/acme-challenge/DAVYTfniIu6ZK5ck93h6LwzOOCeijeAlXtW7DcubIlc: &quot;&lt;!DOCTYPE HTML PUBLIC &quot;-//IETF//DTD HTML 2.0//EN&quot;&gt;
&lt;html&gt;&lt;head&gt;
&lt;title&gt;404 Not Found&lt;/title&gt;
&lt;/head&gt;&lt;body&gt;
&lt;h1&gt;Not Found&lt;/h1&gt;
&lt;p&quot;
IMPORTANT NOTES:
- The following errors were reported by the server:

Domain: grayles.net
Type: unauthorized
Detail: Invalid response from
http://grayles.net/.well-known/acme-challenge/DAVYTfniIu6ZK5ck93h6LwzOOCeijeAlXtW7DcubIlc:
&quot;&lt;!DOCTYPE HTML PUBLIC &quot;-//IETF//DTD HTML 2.0//EN&quot;&gt;
&lt;html&gt;&lt;head&gt;
&lt;title&gt;404 Not Found&lt;/title&gt;
&lt;/head&gt;&lt;body&gt;
&lt;h1&gt;Not Found&lt;/h1&gt;
&lt;p&quot;

To fix these errors, please make sure that your domain name was
entered correctly and the DNS A record(s) for that domain
contain(s) the right IP address.