Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /homepages/27/d50614938/htdocs/shop/engine/Library/Enlight/Event/EventManager.php:106 Stack trace: #0 /homepages/27/d50614938/htdocs/shop/engine/Library/Enlight/Event/EventManager.php(83): Enlight_Event_EventManager->registerListener() #1 /homepages/27/d50614938/htdocs/shop/var/cache/production_201602150844/proxies/ShopwareProductionProjectContainer.php(403): Enlight_Event_EventManager->addListener() #2 /homepages/27/d50614938/htdocs/shop/vendor/symfony/dependency-injection/Container.php(327): ShopwareProductionProjectContainer->getEventsService() #3 /homepages/27/d50614938/htdocs/shop/engine/Shopware/Components/DependencyInjection/Container.php(121): Symfony\Component\DependencyInjection\Container->get() #4 /homepages/27/d50614938/htdocs/shop/engine/Shopware/Kernel.php(334): Shopware\Components\DependencyInjection\Container->set() #5 /homepages/27/d50614938/htdocs/shop/engine/Shopware/Kernel.php(250): Shopware\Kernel->initializeContainer() #6 /homepages/27/d50614938/htdocs/shop/engine/Shopware/Components/HttpCache/AppCache.php(249): Shopware\Kernel->boot() #7 /homepages/27/d50614938/htdocs/shop/vendor/symfony/http-kernel/HttpCache/HttpCache.php(449): Shopware\Components\HttpCache\AppCache->forward() #8 /homepages/27/d50614938/htdocs/shop/vendor/symfony/http-kernel/HttpCache/HttpCache.php(349): Symfony\Component\HttpKernel\HttpCache\HttpCache->fetch() #9 /homepages/27/d50614938/htdocs/shop/engine/Shopware/Components/HttpCache/AppCache.php(178): Symfony\Component\HttpKernel\HttpCache\HttpCache->lookup() #10 /homepages/27/d50614938/htdocs/shop/vendor/symfony/http-kernel/HttpCache/HttpCache.php(213): Shopware\Components\HttpCache\AppCache->lookup() #11 /homepages/27/d50614938/htdocs/shop/engine/Shopware/Components/HttpCache/AppCache.php(114): Symfony\Component\HttpKernel\HttpCache\HttpCache->handle() #12 /homepages/27/d50614938/htdocs/shop/shopware.php(101): Shopware\Components\HttpCache\AppCache->handle() #13 {main} thrown in /homepages/27/d50614938/htdocs/shop/engine/Library/Enlight/Event/EventManager.php on line 106