Fatal error: Uncaught PDOException: PDO::__construct(): MySQL server has gone away in /www/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:27 Stack trace: #0 /www/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php(27): PDO->__construct('mysql:host=127....', 'frontoffice', 'DnN3C5F4xVvaBMP...', Array) #1 /www/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOMySql/Driver.php(25): Doctrine\DBAL\Driver\PDOConnection->__construct('mysql:host=127....', 'frontoffice', 'DnN3C5F4xVvaBMP...', Array) #2 /www/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(356): Doctrine\DBAL\Driver\PDOMySql\Driver->connect(Array, 'frontoffice', 'DnN3C5F4xVvaBMP...', Array) #3 /www/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(889): Doctrine\DBAL\Connection->connect() #4 /www/vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister.php(718): Doctrine\DBAL\Connection->executeQuery('SELECT t0.id AS...', Array, Array) #5 /www/vendor/doctrine/orm/lib/Doctrine/ORM/EntityRepository.php(193): Doc in /www/templates/footer/full.html.twig on line 2