مشكلة Database error in vBulletin .

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رمز PHP:

Database error in vBulletin 32:

Invalid SQL:
SELECT threadid , title ,postusername ,postuserid
FROM `thread`
WHERE visible ='1'
AND `open` ='1'
AND `dateline` >= '1250623674' ORDER BY `thread`.`views` DESC
LIMIT 1;

MySQL Error : Table './cool4sa_vb/thread' is marked as crashed and should be repaired
Error Number : 145
Request Date : Wednesday, August 19th 2009 @ 02:27:54 PM
Error Date : Wednesday, August 19th 2009 @ 02:27:54 PM
Script : http://www.cool-sa.com/vb/index.php
Referrer :
IP Address : 41.232125
Username : أبو خيال
Classname : vB_Database
MySQL Version : 5.0.81-community-log

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