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 '' at line 1<br />Error No: 1064<br />SELECT GROUP_CONCAT(filter_id) as filter FROM oc_filter WHERE filter_group_id = in /home/admin/web/spb-apple.ru/public_html/system/library/db/mysqli.php:45 Stack trace: #0 /home/admin/web/spb-apple.ru/public_html/system/library/db.php(21): DB\MySQLi->query('SELECT GROUP_CO...', Array) #1 /home/admin/web/spb-apple.ru/public_html/catalog/model/catalog/filter.php(57): DB->query('SELECT GROUP_CO...') #2 /home/admin/web/msk-apple.ru/public_html/system/storage/modification/system/engine/loader.php(183): ModelCatalogFilter->getFilterRelatedProducts(245) #3 /home/admin/web/spb-apple.ru/public_html/system/engine/proxy.php(30): Loader->{closure}(Array, Array) #4 /home/admin/web/spb-apple.ru/public_html/catalog/controller/product/product.php(223): Proxy->__call('getFilterRelate...', Array) #5 /home/admin/web/msk-apple.ru/ in /home/admin/web/spb-apple.ru/public_html/system/library/db/mysqli.php on line 45