help me plz :(

[hpidriver]

this has happened randomly twice today. I have not changed anything in over 24 hours, and im now getting this error

Database error in vBulletin :

mysql_connect() [<a href='function.mysql-connect'>function.mysql-connect</a>]: Too many connections
/var/www/html/forums/includes/class_core.php on line 311

[Lynne]

It's a server issue, see this: Common MySQL Error Messages (http://www.vbulletin.com/forum/../docs/html/troubleshoot_mysql_errors)