Warning: mysqli_connect(): php_network_getaddresses: getaddrinfo for mariadb_shared failed: Temporary failure in name resolution in /var/www/html/modules/config.php on line 10

Fatal error: Uncaught mysqli_sql_exception: php_network_getaddresses: getaddrinfo for mariadb_shared failed: Temporary failure in name resolution in /var/www/html/modules/config.php:10 Stack trace: #0 /var/www/html/modules/config.php(10): mysqli_connect('mariadb_shared', 'afpdbuser', Object(SensitiveParameterValue), 'tawil_afpdb') #1 /var/www/html/login/index.php(3): include('/var/www/html/m...') #2 {main} thrown in /var/www/html/modules/config.php on line 10