データベースエラーが発生しました。

Error Number:

ERROR: OFFSET must not be negative

SELECT blog_id ,blog_cat_id ,to_char(display_date, 'YYYY年FMMM月FMDD日') AS display_date ,blog_title ,content ,file_nm ,file_alt ,CASE WHEN (subset_01_content = '' AND subset_01_file_nm = '' AND subset_02_content = '' AND subset_02_file_nm = '' AND subset_03_content = '' AND subset_03_file_nm = '') THEN '0' ELSE '1' END AS detail_flg ,display_date AS order_date FROM trn_blog WHERE site_id = 'takarazuka' AND blog_group_id = 'takarazukablog' AND to_char(display_date, 'YYYY-MM') = '2015-07' AND del_flg = '0' AND publish_flg = '1' ORDER BY order_date desc LIMIT '5' OFFSET -5

Filename: logics/business/cms5/front/hotel_blog_list/backno.php

Line Number: 88