Fatal error: Uncaught Exception: Error: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '', '27)' at line 1<br />Error No: 1064<br />SELECT * FROM oc_product_to_category WHERE product_id = '41' AND category_id IN(20', '27) in /home/cdtmzfkz/demo.bnit.it/oc3038/system/library/db/mysqli.php:48 Stack trace: #0 /home/cdtmzfkz/demo.bnit.it/oc3038/system/library/db.php(45): DB\MySQLi->query('SELECT * FROM o...') #1 /home/cdtmzfkz/demo.bnit.it/oc3038/catalog/model/catalog/product.php(541): DB->query('SELECT * FROM o...') #2 /home/cdtmzfkz/demo.bnit.it/oc3038/system/storage/modification/system/engine/loader.php(248): ModelCatalogProduct->checkProductCategory(41, Array) #3 /home/cdtmzfkz/demo.bnit.it/oc3038/system/engine/proxy.php(47): Loader->{closure}(Array, Array) #4 /home/cdtmzfkz/demo.bnit.it/oc3038/system/storage/modification/catalog/controller/product/product.php(165): Proxy->__call('checkProductCat...', Array) #5 /home/cdtmzfkz/demo.bni in /home/cdtmzfkz/demo.bnit.it/oc3038/system/library/db/mysqli.php on line 48