Critical error

There was an error while processing a database query.

While executing query 'SELECT r.pid, r.aid, filepath, filename, url_prefix, pwidth, pheight, filesize, ctime, r.title, r.keywords, r.votes, pic_rating, hits, caption, r.owner_id FROM cpgfn_pictures AS r INNER JOIN cpgfn_albums AS a ON a.aid = r.aid WHERE (1) AND r.owner_id = '-1' AND approved = 'YES' ORDER BY ctime ASC, pid ASC LIMIT 0 ,-1820' in include/functions.inc.php on line 1688 database error: 1064 : You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-1820' at line 8

File: /home3/lessyfan/lovelyamy.com.mx/esp/galeria/include/functions.inc.php - Line: 250