Warning: mysqli_connect(): php_network_getaddresses: getaddrinfo for mariadb1 failed: Temporary failure in name resolution in /var/www/html/super-optical/public_html/functions.php on line 222

Fatal error: Uncaught mysqli_sql_exception: php_network_getaddresses: getaddrinfo for mariadb1 failed: Temporary failure in name resolution in /var/www/html/super-optical/public_html/functions.php:222 Stack trace: #0 /var/www/html/super-optical/public_html/functions.php(222): mysqli_connect() #1 /var/www/html/super-optical/public_html/functions.php(211): DB_con3->connectDB() #2 /var/www/html/super-optical/public_html/login.php(9): DB_con3->__construct() #3 {main} thrown in /var/www/html/super-optical/public_html/functions.php on line 222