Fatal error: Uncaught Error: Call to a member function getId() on null in /home/www/golf-us.com/shop/app/code/core/Mage/Catalog/Model/Product/Type/Configurable/Price.php:85 Stack trace: #0 /home/www/golf-us.com/shop/app/code/core/Mage/Catalog/Model/Product/Type/Configurable/Price.php(55): Mage_Catalog_Model_Product_Type_Configurable_Price->getTotalConfigurableItemsPrice(Object(Aitoc_Aitcg_Model_Rewrite_Catalog_Product), 19) #1 /home/www/golf-us.com/shop/app/code/local/Best4Mage/ConfigurableProductsSimplePrices/Model/Price.php(80): Mage_Catalog_Model_Product_Type_Configurable_Price->getFinalPrice(NULL, Object(Aitoc_Aitcg_Model_Rewrite_Catalog_Product)) #2 /home/www/golf-us.com/shop/app/code/local/Mage/Catalog/Model/Product.php(712): Best4Mage_ConfigurableProductsSimplePrices_Model_Price->getFinalPrice(NULL, Object(Aitoc_Aitcg_Model_Rewrite_Catalog_Product)) #3 /home/www/golf-us.com/shop/app/code/community/MageWorx/SeoMarkup/Helper/Price.php(92): Mage_Catalog_Model_Product->getFinalPrice() #4 /home/www/golf-us.com/shop/app/ in /home/www/golf-us.com/shop/app/code/core/Mage/Catalog/Model/Product/Type/Configurable/Price.php on line 85