Fatal error: Uncaught PDOException: PDO::__construct(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /var/www/html/core/Database/MysqlDatabase.php:23 Stack trace: #0 /var/www/html/core/Database/MysqlDatabase.php(23): PDO->__construct('mysql:dbname=wi...', 'naja', 'wbGT3zubp8XUhxa...') #1 /var/www/html/core/Database/MysqlDatabase.php(36): Core\Database\MysqlDatabase->getPDO() #2 /var/www/html/core/Table/Table.php(97): Core\Database\MysqlDatabase->query('SELECT name, i...', 'App\\Entity\\Vill...', false) #3 /var/www/html/app/Table/VilleTable.php(11): Core\Table\Table->query('SELECT name, i...') #4 /var/www/html/app/Controller/HomeController.php(19): App\Table\VilleTable->allVille() #5 /var/www/html/index.php(21): App\Controller\HomeController->index() #6 {main} Next PDOException: SQLSTATE[HY000] [2002] php_network_getaddresses: getaddrinfo failed: Name or service not known in /var/www/html/core/Database/MysqlDatabase.php:23 Stack trace: #0 /var/www/html/core/Database/MysqlDatabase.php(23): P in /var/www/html/core/Database/MysqlDatabase.php on line 23