ERROR - MySql Query

FILE: /var/www/html/officinamasetti.it/application/category/category.model.php

LINE: 65

QUERY: SELECT c.category_id AS id, c.category_title_fr AS title,c.category_preview_fr AS preview, c.category_description_fr AS description, c.category_seo_slug_fr AS seo_slug, c.is_visible AS visible, m.media_type, m.media_title_fr as media_title, m.media_path FROM tbl_category c LEFT JOIN lnk_media_category j ON c.category_id = j.category_id LEFT JOIN tbl_media m ON j.media_id = m.media_id WHERE c.is_visible=1 AND c.parent_id=0 GROUP BY c.category_id ORDER BY c.category_order

ERROR: [1054] Unknown column 'c.category_preview_fr' in 'field list'