Error while Issuing SSL

Hellow, I wanna ask.

I have an issue about SSL. One of my site is troubling while issuing SSL with the error bellow, how to fix it…? ***** is my site. Thanks.

It always shows in the dashboard like this:

*****.COM HAS SELF-SIGNED SSL.

Your SSL will expire in 3649 days.

[08.18.2022_13-57-53] Status Code: 404 for: http://*****.com/.well-known/acme-challenge/*****.com. Error: <!DOCTYPE html>
<html style="height:100%">
<head>
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<title> 404 Not Found
</title></head>
<body style="color: #444; margin:0;font: normal 14px/20px Arial, Helvetica, sans-serif; height:100%; background-color: #fff;">
<div style="height:auto; min-height:100%; ">     <div style="text-align: center; width:800px; margin-left: -400px; position:absolute; top: 30%; left:50%;">
        <h1 style="margin:0; font-size:150px; line-height:150px; font-weight:bold;">404</h1>
<h2 style="margin-top:20px;font-size: 30px;">Not Found
</h2>
<p>The resource requested could not be found on this server!</p>
</div></div><div style="color:#f0f0f0; font-size:12px;margin:auto;padding:0px 30px 0px 30px;position:relative;clear:both;height:100px;margin-top:-101px;background-color:#474747;border-top: 1px solid rgba(0,0,0,0.15);box-shadow: 0 1px 0 rgba(255, 255, 255, 0.3) inset;">
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[08.18.2022_13-57-56] /root/.acme.sh/acme.sh --issue -d *****.com -d www.*****.com --cert-file /etc/letsencrypt/live/*****.com/cert.pem --key-file /etc/letsencrypt/live/*****.com/privkey.pem --fullchain-file /etc/letsencrypt/live/*****.com/fullchain.pem -w /usr/local/lsws/Example/html -k ec-256 --force --server letsencrypt
[08.18.2022_13-57-56] Failed to obtain SSL for: *****.com and: www.*****.com
[08.18.2022_13-57-56] /root/.acme.sh/acme.sh --issue -d *****.com --cert-file /etc/letsencrypt/live/*****.com/cert.pem --key-file /etc/letsencrypt/live/*****.com/privkey.pem --fullchain-file /etc/letsencrypt/live/*****.com/fullchain.pem -w /usr/local/lsws/Example/html -k ec-256 --force --server letsencrypt
[08.18.2022_13-57-56] Failed to obtain SSL, issuing self-signed SSL for: *****.com
[08.18.2022_13-57-56] {'admmin*****@gmail.com': (554, b'5.7.1 <admmin*****@gmail.com>: Relay access denied')}
[08.18.2022_13-57-56] Self signed SSL issued for *****.com.