Database error in vBulletin

[shafeeq]

Database error in vBulletin :

mysql_connect() [<a href='function.mysql-connect'>function.mysql-connect</a>]: Access denied for user 'geogsmco_geo'@'localhost' (using password: YES)
/home/geogsmco/public_html/vb/includes/class_core.php on line 311

MySQL Error :
Error Number :
Request Date : Thursday, April 23rd 2009 @ 07:57:23 AM
Error Date : Thursday, April 23rd 2009 @ 07:57:23 AM
Script :

name site .com/vb/f39/samsung-i900-omnia-t3465/clientscript/clientscript/yui/yahoo-dom-event/clientscript/yui/yahoo-dom-event/clientscript/yui/connection/connection-min.js?v=372

Referrer :
IP Address : 62.2xxxxxxxx
Username :
Classname : vB_Database
MySQL Version :

why this error ??

[Steve Machol]

The most likely cause of this error is that the info in your config.php file is wrong or your db user does not have full permissions to this database. Please read this for all the known causes of this error:

http://www.vbulletin.com/forum/showthread.php?t=194542