پيام خطا در صفحه اول phpBB

[payamix]

دليل اين پيغام خطا چي ميتونه باشه ؟
وقتي كه Log in نكرده باشيم اين خطا رو ميده ولي بعد از ورود درست ميشه

Could not obtain main information

DEBUG MODE

SQL Error : 1064 You have an error in your SQL syntax near ') AND t.topic_poster = u.user_id AND f.forum_id = ' at line 3

SELECT t.*, f.forum_id, f.forum_name, u.username, u.user_id, u2.username as user2, u2.user_id as id2, p.post_username, p2.post_username AS post_username2, p2.post_time FROM phpbb_topics t, phpbb_forums f, phpbb_users u, phpbb_posts p, phpbb_posts p2, phpbb_users u2 WHERE t.topic_id IN () AND t.topic_poster = u.user_id AND f.forum_id = t.forum_id AND p.post_id = t.topic_first_post_id AND p2.post_id = t.topic_last_post_id AND u2.user_id = p2.poster_id ORDER BY t.topic_last_post_id DESC LIMIT 9

Line : 82
File : /payamix/htdocs/recent.php