Database issue on update

[Hades-1]

As soon as i try to go to upgrade.php i get this

Database error in vBulletin :

Invalid SQL:

SELECT *
FROM datastore
WHERE title IN ('','options','bitfields','attachmentcache','forum cache','usergroupcache','stylecache','languagecach e','products','pluginlist','cron','profilefield');

MySQL Error : Table 'exist_v2.datastore' doesn't exist
Error Number : 1146
Date : Monday, July 2nd 2007 @ 11:39:40 AM
Script : http://edited.com/install/upgrade.php
Referrer :
IP Address : xx.xx.xxx.xxx
Username :
Classname : vb_database

[Hades-1]

the problam was simple....

i didnt enter the table prefix.