Blog Problem in moving/merjing threads and posts
 

D/ sir

when i or my other co-admin try to move threads or post we facing some problem and there we see a error message.

the error message is as follow...

Database error in vBulletin 4.2.0:

Invalid SQL:
DELETE FROM activitystream
WHERE
typeid =
AND
contentid IN (SELECT postid FROM post WHERE threadid IN (424,61));

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
contentid IN (SELECT postid FROM post WHERE threadid IN (424,61))' at line 4
Error Number : 1064
Request Date : Thursday, September 13th 2012 @ 10:38:23 PM
Error Date : Thursday, September 13th 2012 @ 10:38:24 PM
Script : http://hariyanainfo.com/inlinemod.ph...&postids=20227
Referrer : http://hariyanainfo.com/login.php?do=login
IP Address : 14.96.227.152
Username : Admin
Classname : vB_Database
MySQL Version : 5.5.23-55

- - - Updated - - -

please advice me to what to do, i am a learner in my sql and server type issues