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: 5.3.2-1ubuntu4.28
Date: 30.08.2016 @ 06:53
Script: /mitglieder/baha_u1381/sammelalbum/nur-um-lulu-fans-zu-rgern_a6530/
Referer: