Fatal error: Uncaught Error: Call to a member function getData() on null in /var/www/otorolny/vendor/creativestyle/magesuite-discount/Model/ProductPriceResolver/Grouped.php:17 Stack trace: #0 /var/www/otorolny/vendor/creativestyle/magesuite-discount/Service/ProductPriceResolver.php(32): MageSuite\Discount\Model\ProductPriceResolver\Grouped->getPrices(Object(Magento\Catalog\Model\Product\Interceptor), NULL) #1 /var/www/otorolny/vendor/creativestyle/magesuite-discount/Model/Command/GetSalePercentage.php(20): MageSuite\Discount\Service\ProductPriceResolver->getPrices(Object(Magento\Catalog\Model\Product\Interceptor), NULL) #2 /var/www/otorolny/vendor/creativestyle/magesuite-discount/Helper/Discount.php(54): MageSuite\Discount\Model\Command\GetSalePercentage->execute(Object(Magento\Catalog\Model\Product\Interceptor), NULL) #3 /var/www/otorolny/vendor/creativestyle/magesuite-frontend/Helper/Product.php(128): MageSuite\Discount\Helper\Discount->getSalePercentage(Object(Magento\Catalog\Model\Product\Interceptor), NULL) #4 /var/w in /var/www/otorolny/vendor/creativestyle/magesuite-discount/Model/ProductPriceResolver/Grouped.php on line 17