Warning: mysqli_connect(): php_network_getaddresses: getaddrinfo for mariadb1 failed: Temporary failure in name resolution in /var/www/html/shoplzd/public_html/functions.php on line 37

Fatal error: Uncaught mysqli_sql_exception: php_network_getaddresses: getaddrinfo for mariadb1 failed: Temporary failure in name resolution in /var/www/html/shoplzd/public_html/functions.php:37 Stack trace: #0 /var/www/html/shoplzd/public_html/functions.php(37): mysqli_connect() #1 /var/www/html/shoplzd/public_html/hd.php(5): DB_con->__construct() #2 /var/www/html/shoplzd/public_html/list.php(2): include('...') #3 {main} thrown in /var/www/html/shoplzd/public_html/functions.php on line 37