Site down? First check database name, user, password, and host in WordPress....

https://victoriasmasterchat.yousher.com/my-wordpress-site-shows-a-database-error-but-my-other-sites-on-the-same-host-work

Site down? First check database name, user, password, and host in WordPress. Check for an outage. Next review wp-config.php, database health, and repair options