Request execution error SELECT `idproduct` FROM  `product_filter_product` WHERE `idparent` = 31 AND `idvalue` = 240 and `idproduct` IN ( SELECT `idproduct` FROM  `product_filter_product` WHERE `idparent` = 34 AND `idvalue` = 380 and `idproduct` IN ( SELECT `idproduct` FROM  `product_filter_product` WHERE `idparent` = 21 AND `idvalue` = 143 and `idproduct` IN ( SELECT `idproduct` FROM  `product_filter_product` WHERE `idparent` =  AND `idvalue` = 478))) [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 'AND `idvalue` = 478)))' at line 1]<br />
<b>Fatal error</b>:  Uncaught TypeError: mysqli_fetch_assoc(): Argument #1 ($result) must be of type mysqli_result, bool given in /home/web/dogcitypet.ru/www/admin/library/class/bd.class.php:424
Stack trace:
#0 /home/web/dogcitypet.ru/www/admin/library/class/bd.class.php(424): mysqli_fetch_assoc(false)
#1 /home/web/dogcitypet.ru/www/admin/modules/catalog/front/line.front.php(560): BD-&gt;getField('SELECT `idprodu...', 'idproduct')
#2 /home/web/dogcitypet.ru/www/admin/modules/catalog/front/line.front.php(569): moduleCatalogFrontLine-&gt;GetWhereFilter()
#3 /home/web/dogcitypet.ru/www/admin/modules/catalog/front/line.front.php(867): moduleCatalogFrontLine-&gt;GetWhereItems(Array)
#4 /home/web/dogcitypet.ru/www/admin/modules/catalog/front/front.php(158): moduleCatalogFrontLine-&gt;ListCatalog(NULL)
#5 /home/web/dogcitypet.ru/www/admin/modules/page/front/front.php(64): moduleCatalogFront-&gt;loader()
#6 /home/web/dogcitypet.ru/www/admin/core/pages/pages_new.php(29): modulePageFront-&gt;includeFunction(Array)
#7 /home/web/dogcitypet.ru/www/admin/core/pages/pages.php(17): include('/home/web/dogci...')
#8 /home/web/dogcitypet.ru/www/index.php(27): include('/home/web/dogci...')
#9 {main}
  thrown in <b>/home/web/dogcitypet.ru/www/admin/library/class/bd.class.php</b> on line <b>424</b><br />