Fatal error: Uncaught Exception: Error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') GROUP BY p.product_id ORDER BY p.viewed DESC, p.date_added ASC LIMIT 10' at line 1<br />Error No: 1064<br />SELECT p.product_id FROM als_product p LEFT JOIN als_product_to_store p2s ON (p.product_id = p2s.product_id) LEFT JOIN als_product_to_category p2c ON (p.product_id = p2c.product_id) WHERE p.status = '1' AND p.date_available <= NOW() AND p2s.store_id = '0' AND p2c.category_id IN () GROUP BY p.product_id ORDER BY p.viewed DESC, p.date_added ASC LIMIT 10 in /home/gratas/ventilatory.com.ua/www/system/library/db/mysqli.php:40 Stack trace: #0 /home/gratas/ventilatory.com.ua/www/system/library/db.php(16): DB\MySQLi->query('SELECT p.produc...', Array) #1 /home/gratas/ventilatory.com.ua/www/system/storage/modification/catalog/model/catalog/product.php(611): DB->query('SELECT p.produc...') #2 /home/gratas/ventilatory.com.ua/www/system/storage/modificat in /home/gratas/ventilatory.com.ua/www/system/library/db/mysqli.php on line 40