Ошибка DB:

Unknown column 'material-sopla' in 'order clause'

SELECT * FROM `mp_sandblasting_equipment_catalog_items` `i` WHERE `i`.`active` = 1 AND `i`.`path_id` = 186 AND `i`.`parent` in (SELECT `a`.`id` FROM `mp_sandblasting_equipment_catalog_articles` `a` WHERE `a`.`path_id` = 186 AND `a`.`visible` = 1 AND `a`.`parents_visible` = 1 AND `a`.`lft` >= 11 AND `a`.`rgt` <= 30 ) ORDER BY `material-sopla` desc

/home/c17885/zkoplant.kz/www/CORE/classes/system/DBEngine.php