Fatal error: Uncaught Error: Call to a member function addAttribute() on null in /home/blegbpal/blenderbottle.eu.sw54/www.blenderbottle.eu/custom/plugins/ComerPluginFlipCategoryImage/Bundle/StoreFrontBundle/ListProductService.php:36 Stack trace: #0 /home/blegbpal/blenderbottle.eu.sw54/www.blenderbottle.eu/engine/Shopware/Bundle/SearchBundle/ProductSearch.php(68): ComerPluginFlipCategoryImage\Bundle\StoreFrontBundle\ListProductService->getList(Array, Object(Shopware\Bundle\StoreFrontBundle\Struct\ShopContext)) #1 /home/blegbpal/blenderbottle.eu.sw54/www.blenderbottle.eu/engine/Shopware/Bundle/SearchBundle/VariantSearch.php(63): Shopware\Bundle\SearchBundle\ProductSearch->search(Object(Shopware\Bundle\SearchBundle\Criteria), Object(Shopware\Bundle\StoreFrontBundle\Struct\ShopContext)) #2 /home/blegbpal/blenderbottle.eu.sw54/www.blenderbottle.eu/engine/Shopware/Core/sArticles.php(2397): Shopware\Bundle\SearchBundle\VariantSearch->search(Object(Shopware\Bundle\SearchBundle\Criteria), Object(Shopware\Bundle\StoreFrontBundle\St in /home/blegbpal/blenderbottle.eu.sw54/www.blenderbottle.eu/custom/plugins/ComerPluginFlipCategoryImage/Bundle/StoreFrontBundle/ListProductService.php on line 36