Database Error after Changing Partition

[dankreiner]

This is what i am getting... Its weird, some clicks the homepage would load, then, id refresh and it was database error again... Can any please help me?

Database error in vBulletin 4.0.3:

Invalid SQL:

SELECT data.tagid, data.tagtext, SUM(data.searchcount) AS searchcount
FROM
(
SELECT tagcontent.tagid, tag.tagtext, COUNT(*) AS searchcount
FROM tagcontent AS tagcontent
INNER JOIN tag AS tag ON (tagcontent.tagid = tag.tagid) INNER JOIN thread AS thread ON (tagcontent.contentid = thread.threadid)
WHERE tagcontent.contenttypeid IN (2) AND
tagcontent.dateline > 1239720304 AND thread.open <> 10 AND thread.visible = 1 AND thread.forumid IN (1,2,41,3,6,8,42,34,39,43,35,38,37,9,52,53,54,14,1 5,46,16,17,18,19,48,20,21,22,23,49,24,25,26,27,50, 28,29,30,31,47,32,33,57,58,10,11,45,12,13)
GROUP BY tagcontent.tagid, tag.tagtext
) AS data
GROUP BY data.tagid, data.tagtext
ORDER BY searchcount DESC
LIMIT 30;

MySQL Error : Table 'vbulletin.tagcontent' doesn't exist
Error Number : 1146
Request Date : Wednesday, April 14th 2010 @ 04:45:04 PM
Error Date : Wednesday, April 14th 2010 @ 04:45:04 PM
Script : http://phantank.com/
Referrer :
IP Address : 68.194.172.128
Username : phantank
Classname : vB_Database_MySQLi
MySQL Version : 5.0.51a-3ubuntu5.4