Fatal error: Uncaught PDOException: SQLSTATE[HY000]: General error: 2006 MySQL server has gone away in /var/www/web-application/engine/Shopware/Bundle/PluginInstallerBundle/Service/PluginInitializer.php:82 Stack trace: #0 /var/www/web-application/engine/Shopware/Bundle/PluginInstallerBundle/Service/PluginInitializer.php(82): PDO->query('SELECT `name`, ...') #1 /var/www/web-application/engine/Shopware/Kernel.php(485): Shopware\Bundle\PluginInstallerBundle\Service\PluginInitializer->initializePlugins() #2 /var/www/web-application/engine/Shopware/Kernel.php(237): Shopware\Kernel->initializePlugins() #3 /var/www/web-application/engine/Shopware/Components/HttpCache/AppCache.php(255): Shopware\Kernel->boot() #4 /var/www/web-application/vendor/symfony/http-kernel/HttpCache/HttpCache.php(426): Shopware\Components\HttpCache\AppCache->forward(Object(Symfony\Component\HttpFoundation\Request), true) #5 /var/www/web-application/vendor/symfony/http-kernel/HttpCache/HttpCache.php(317): Symfony\Component\HttpKernel\HttpCache\HttpCache->f in /var/www/web-application/engine/Shopware/Bundle/PluginInstallerBundle/Service/PluginInitializer.php on line 82