Warning: mysqli_connect(): php_network_getaddresses: getaddrinfo failed: nodename nor servname provided, or not known in /Web/archived/Mr Barber/Student Example/Practise91635/config.php on line 10

Warning: mysqli_connect(): (HY000/2002): php_network_getaddresses: getaddrinfo failed: nodename nor servname provided, or not known in /Web/archived/Mr Barber/Student Example/Practise91635/config.php on line 10
ERROR: Could not connect. php_network_getaddresses: getaddrinfo failed: nodename nor servname provided, or not known