SQL-DATABASE ERROR

Database error in WoltLab Burning Board (): Link-ID == false, connect failed
mysql error: Too many connections
mysql error number: 1040
mysql version: unknown
php version: 4.4.4
Date: 29.08.2008 @ 01:33
Script: /register;sid__e9444a3436e30c98122be6c9659d8d12.html
Referer: