Fatal error: Uncaught Error: Call to undefined method Magento\Catalog\Model\ResourceModel\Product\Collection\Interceptor::getBestSellers() in /var/www/html/app/code/Aurora/Improvedsorting/Block/Toolbar.php:163 Stack trace: #0 /var/www/html/vendor/magento/module-catalog/Block/Product/ListProduct.php(197): Aurora\Improvedsorting\Block\Toolbar->setCollection(Object(Magento\Catalog\Model\ResourceModel\Product\Collection\Interceptor)) #1 /var/www/html/vendor/magento/framework/View/Element/AbstractBlock.php(658): Magento\Catalog\Block\Product\ListProduct->_beforeToHtml() #2 /var/www/html/var/generation/Ves/Brand/Block/Brand/Product/ListProduct/Interceptor.php(882): Magento\Framework\View\Element\AbstractBlock->toHtml() #3 /var/www/html/vendor/magento/framework/View/Layout.php(542): Ves\Brand\Block\Brand\Product\ListProduct\Interceptor->toHtml() #4 /var/www/html/vendor/magento/framework/View/Layout.php(518): Magento\Framework\View\Layout->_renderBlock('brand.products....') #5 /var/www/html/var/generation/Magento/Framework/View/L in /var/www/html/app/code/Aurora/Improvedsorting/Block/Toolbar.php on line 163