Database Error - What should I run to fix.

[BlackRanger3d]

Hey

How do I fix this errors?
What maintanence should I run?
On a side note
My forum seems to be working fine, why am I getting errors.

Database error in vBulletin :
mysql_connect(): Can't connect to MySQL server on 'sqlc2.megasqlservers.com' (111) /services/webpages/u/l/ultimatecheer.ca/public/forums/includes/class_core.php on line 273
MySQL Error :
Error Number :
Date : Thursday, December 29th 2005 @ 02:56:10 PM
Script : http://www.ultimatecheer.ca/forums//forumdisplay.php?f=13
Referrer :
IP Address : ***.***.***.***
Username :
Classname : vb_database

First what the heck is this error.

[Zachery]

You cannot connect to your mysql server for some reason, contact your webhost.

[Steve Machol]

I would also try upgrading to 3.5.2 since that version has improved the methods for dealing witth tthis connection issue.