Fatal error: Class MageINIC\DiscountFilter\Model\Layer\Filter\Discount contains 1 abstract method and must therefore be declared abstract or implement the remaining methods (Amasty\ShopbyBase\Model\CustomFilterInterface::getFilterCode) in /var/www/html/midevelopment/amathusm2/app/code/MageINIC/DiscountFilter/Model/Layer/Filter/Discount.php on line 43