Fatal error: Uncaught PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away in /var/www/web-application/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php:117 Stack trace: #0 /var/www/web-application/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php(117): PDOStatement->execute() #1 /var/www/web-application/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(1303): Doctrine\DBAL\Driver\PDOStatement->execute() #2 /var/www/web-application/vendor/doctrine/dbal/lib/Doctrine/DBAL/Query/QueryBuilder.php(212): Doctrine\DBAL\Connection->executeQuery() #3 /var/www/web-application/engine/Shopware/Models/Shop/Repository.php(563): Doctrine\DBAL\Query\QueryBuilder->execute() #4 /var/www/web-application/engine/Shopware/Models/Shop/Repository.php(401): Shopware\Models\Shop\Repository->getShopsArrayByHost() #5 /var/www/web-application/engine/Shopware/Models/Shop/Repository.php(380): Shopware\Models\Shop\Repository->getActiveShopByRequestAsArray() #6 /var/www/web-application/engine/Shopwar in /var/www/web-application/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/AbstractMySQLDriver.php on line 115