Fatal error: Uncaught Exception: Error: Unknown column 'special' in 'order clause'<br />Error No: 1054<br />SELECT DISTINCT ps.product_id, (SELECT AVG(rating) FROM oc_review r1 WHERE r1.product_id = ps.product_id AND r1.status = '1' GROUP BY r1.product_id) AS rating FROM oc_product_special ps LEFT JOIN oc_product p ON (ps.product_id = p.product_id) LEFT JOIN oc_product_description pd ON (p.product_id = pd.product_id) LEFT JOIN oc_product_to_store p2s ON (p.product_id = p2s.product_id) WHERE p.status = '1' AND p.date_available <= NOW() AND p2s.store_id = '0' AND ps.customer_group_id = '1' AND ((ps.date_start = '0000-00-00' OR ps.date_start < NOW()) AND (ps.date_end = '0000-00-00' OR ps.date_end > NOW())) GROUP BY ps.product_id ORDER BY (p.price>0) DESC,(p.image>'') DESC,(p.quantity>0) DESC, special DESC, (p.quantity>0) ASC, LCASE(pd.name) ASC LIMIT 0,15 in /var/www/uasemenat/uasemena.com.ua/system/library/db/mysqli.php:46 Stack trace: #0 /var/www/uasemenat/uasemena.com.ua/system/library/db.php(21): DB\MySQLi->query('SELECT DISTINCT...', Array) #1 /var/www/uasemenat/uasemena.com.ua/system/storage/modification/catalog/model/catalog/product.php(537): DB->query('SELECT DISTINCT...') #2 /var/www/uasemenat/uasemena.com.ua/system/storage/modification/system/engine/loader.php(189): ModelCatalogProduct->getProductSpecials(Array) #3 /var/www/uasemenat/uasemena.com.ua/system/engine/proxy.php(30): Loader->{closure}(Array, Array) #4 /var/www/uasemenat/uasemena.com.ua/system/storage/modification/catalog/controller/product/special.php(239): Proxy->__call('getProductSpeci...', Array) #5 /var/www/uasemenat/uasemena.com.ua/system/storage/modification/system/engine/action.php(56): ControllerProductSpecial->index() #6 /var/www/uasemenat/uasemena.com.ua/system/storage/modification/system/engine/front.php(50): Action->execute(Object(Registry)) #7 /var/www/uasemenat/uasemena.com.ua/system/storage/modification/system/engine/front.php(45): Front->execute(Object(Action)) #8 /var/www/uasemenat/uasemena.com.ua/system/framework.php(108): Front->dispatch( in /var/www/uasemenat/uasemena.com.ua/system/library/db/mysqli.php on line 46