Fatal error: Uncaught PDOException: PDO::__construct(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /srv/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:38 Stack trace: #0 /srv/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php(38): PDO->__construct('mysql:host=bita...', 'root', '894u32fnas14e8a', Array) #1 /srv/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOMySql/Driver.php(24): Doctrine\DBAL\Driver\PDOConnection->__construct('mysql:host=bita...', 'root', '894u32fnas14e8a', Array) #2 /srv/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(362): Doctrine\DBAL\Driver\PDOMySql\Driver->connect(Array, 'root', '894u32fnas14e8a', Array) #3 /srv/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(427): Doctrine\DBAL\Connection->connect() #4 /srv/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(387): Doctrine\DBAL\Connection->getDatabasePlatformVersion() #5 /srv/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(330): Doctrine\D in /srv/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/AbstractMySQLDriver.php on line 112