Fatal error: Uncaught Error: Call to a member function getMultiDiscountPrice() on null in /home/control/domains/stonesealers.ie/public_html/vqmod/vqcache/vq2-system_storage_modification_catalog_model_catalog_product.php:401 Stack trace: #0 /home/control/domains/stonesealers.ie/public_html/vqmod/vqcache/vq2-system_storage_modification_system_engine_loader.php(184): ModelCatalogProduct->getProductOptions('2079') #1 /home/control/domains/stonesealers.ie/public_html/system/engine/proxy.php(25): Loader->{closure}(Array, Array) #2 /home/control/domains/stonesealers.ie/public_html/system/storage/modification/catalog/controller/extension/module/bestseller.php(129): Proxy->__call('getProductOptio...', Array) #3 /home/control/domains/stonesealers.ie/public_html/vqmod/vqcache/vq2-system_storage_modification_system_engine_action.php(51): ControllerExtensionModuleBestSeller->index(Array) #4 /home/control/domains/stonesealers.ie/public_html/vqmod/vqcache/vq2-system_storage_modification_system_engine_loader.php(24): Action->execute(Obje in /home/control/domains/stonesealers.ie/public_html/vqmod/vqcache/vq2-system_storage_modification_catalog_model_catalog_product.php on line 401