ambitionen Just open the file BxDolSearch.php and search for the line 

$this->aClasses = BxDolDb::getInstance()->fromCache('sys_objects_search', 'getAllWithKey',

Replace the next few lines with the code below

'SELECT `ID` as `id`,
                   `Title` as `title`,
                   `ClassName` as `class`,
                   `ClassPath` as `file`,
                   `ObjectName`,
                   `GlobalSearch`
FROM `sys_objects_search`
ORDER BY `Order` ASC', 'ObjectName'

Save and upload to your server in ****/inc/classes folder