Warning: mysqli_connect(): php_network_getaddresses: getaddrinfo for www-oc-mysql failed: Temporary failure in name resolution in /var/www/html/func.inc.php on line 8

Fatal error: Uncaught mysqli_sql_exception: php_network_getaddresses: getaddrinfo for www-oc-mysql failed: Temporary failure in name resolution in /var/www/html/func.inc.php:8 Stack trace: #0 /var/www/html/func.inc.php(8): mysqli_connect('www-oc-mysql', 'oc', Object(SensitiveParameterValue), 'oliviercharlier') #1 /var/www/html/en/discographie.php(7): connect() #2 {main} thrown in /var/www/html/func.inc.php on line 8