1054 - Unknown column 'p.group_permission_1' in 'field list'

select p.products_id, p.products_ean, pd.products_name, pd.products_short_description, p.products_price, p.products_image, p.products_model, p.group_permission_1, p.products_date_added, p.products_tax_class_id, s.specials_new_products_price from (products p INNER JOIN products_description pd ON p.products_id = pd.products_id) LEFT JOIN specials s ON p.products_id = s.products_id where p.products_status = '1' and pd.language_id = '2' and IF(s.specials_new_products_price>0, s.status = '1', '1') and IF(s.expires_date>0, s.expires_date>now(), '1') and p.products_date_added > '2012.04.19' order by p.products_date_added DESC LIMIT 0,999

[XT SQL Error]