Ошибка 503 при переходе в раздел 2.X

 
Ошибка в запросе БД:
 
Неизвестный столбец 'c.allow_view' в 'field list'
SELECT i.*, c.allow_view as `allow_view`, u.nickname as `user_nickname`, u.avatar as `user_avatar`, u.groups as `user_groups`, f.title as `folder_title`
FROM cms_con_online_kursi i
FORCE INDEX (date_pub)
LEFT JOIN cms_con_online_kursi_cats as c ON c.id = i.category_id
INNER JOIN cms_users as u ON u.id = i.user_id
LEFT JOIN cms_content_folders as f ON f.id = i.folder_id
WHERE (i.is_approved = '1') AND (i.is_deleted IS NULL) AND (i.is_pub = '1') AND (i.is_parent_hidden IS NULL)
ORDER BY i.date_pub desc
LIMIT 0, 15
 
Последние вызовы:
 
    cmsModel->get() @ /system\controllers\content\model.php : 2549
    modelContent->getContentItems() @ /system\controllers\content\frontend.php : 385
    content->renderItemsList() @ /system\core\action.php : 37
    cmsAction->__call() @ /system\controllers\content\actions\category_view.php : 210
    actionContentCategoryView->run() @ /system\core\controller.php : 585
    cmsController->runExternalAction() @ /system\core\controller.php : 456
    cmsController->executeAction() @ /system\core\controller.php : 432
    cmsController->runAction() @ /system\controllers\content\frontend.php : 24
    content->route() @ /system\core\controller.php : 479
    cmsController->executeAction() @ /system\core\controller.php : 432
    cmsController->runAction() @ /system\core\core.php : 786