Warning: mysqli_connect(): php_network_getaddresses: getaddrinfo for reacofertas_mysql failed: Temporary failure in name resolution in /var/www/html/mysqli.php on line 3

Fatal error: Uncaught mysqli_sql_exception: php_network_getaddresses: getaddrinfo for reacofertas_mysql failed: Temporary failure in name resolution in /var/www/html/mysqli.php:3 Stack trace: #0 /var/www/html/mysqli.php(3): mysqli_connect('reacofertas_mys...', 'reacofertas', Object(SensitiveParameterValue), 'reacofertas') #1 /var/www/html/productos.php(3): require_once('/var/www/html/m...') #2 {main} thrown in /var/www/html/mysqli.php on line 3