Warning: mysqli::__construct(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /var/www/realtor.erewow.com/opti/app/core/Database.php on line 15

Warning: mysqli::__construct(): (HY000/2002): php_network_getaddresses: getaddrinfo failed: Name or service not known in /var/www/realtor.erewow.com/opti/app/core/Database.php on line 15
The connection to the database failed ! Please edit the "app/config/config.php" file and make sure your database connection details are correct!