CMS Whats new not working for GIUEST-Giving database error

[محروم.كوم]

Hello*

I am in process of setting my forum on VB4* migrated from smf to vb4* one after another I am facing many problem. The current one is that When I click on "What's New" as Guest* it shows database error and in LOGS I see following detailed error :

Code:
Database error in vBulletin 4.0.0:

Invalid SQL:

SELECT thread.threadid
FROM vb_thread AS thread

WHERE thread.forumid IN()
AND thread.lastpost >= 1261517329

AND thread.open 10
ORDER BY thread.lastpost desc
LIMIT 500;

MySQL Error : 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 ')
AND thread.lastpost >= 1261517329
AND thread.open 10
ORDER BY' at line 4
Error Number : 1064
Request Date : Wednesday* December 23rd 2009 @ 0449 PM
Error Date : Wednesday* December 23rd 2009 @ 0449 PM
Script : http://thedomain.com/i/search.php?do=getdaily&contenttype=vBForum_Post
Referrer : http://thedomain.com/i/c/
IP Address : 59.94.101.178
Username : Unregistered
Classname : vB_Database_MySQLi
MySQL Version : 5.1.12
Please guide ! __DEFINE_LIKE_SHARE__