Fatal error: Uncaught PDOException: PDO::__construct(): MySQL server has gone away in /home/lerougeaif/www/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:27 Stack trace: #0 /home/lerougeaif/www/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php(27): PDO->__construct('mysql:host=ls15...', 'lerouge2Zj9V8j7...', 'r7v6bXJCgv9m99r...', Array) #1 /home/lerougeaif/www/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOMySql/Driver.php(22): Doctrine\DBAL\Driver\PDOConnection->__construct('mysql:host=ls15...', 'lerouge2Zj9V8j7...', 'r7v6bXJCgv9m99r...', Array) #2 /home/lerougeaif/www/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(356): Doctrine\DBAL\Driver\PDOMySql\Driver->connect(Array, 'lerouge2Zj9V8j7...', 'r7v6bXJCgv9m99r...', Array) #3 /home/lerougeaif/www/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(422): Doctrine\DBAL\Connection->connect() #4 /home/lerougeaif/www/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(382): Doctrine\DBAL\Connection->getDatabasePlatformVersion() #5 / in /home/lerougeaif/www/vendor/doctrine/doctrine-bundle/ConnectionFactory.php on line 79