Error obtaining topic data

DEBUG MODE

SQL 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 '' at line 6

SELECT t.forum_id, t.topic_id, t.topic_title, t.topic_type, t.topic_status, t.news_id, p.post_time FROM phpbb_topics AS t, phpbb_posts AS p WHERE t.topic_last_post_id=p.post_id AND t.forum_id IN (41,4,5,8,12,14,21,22,23,40,26,35,36,62,61,38,39,42,43,47,46,45,48,49,50,51,52,54,55,56,57,58,60,63,64) ORDER BY t.topic_id DESC LIMIT

Line : 175
File : sitemap.php