170 DB errors in one day..

[محروم.كوم]

tonight - vbulletin emaild me 170 db reeors
that looks like this:

PHP Code:

Database error in vBulletin :
mysql_connect(): User samiro_forums already has more than 'max_user_connections' active connections /hsphere/local/home/samiro/bwoman.co.il/forums/includes/class_core.php on line 311

MySQL Error :
Error Number :
Request Date : Wednesday* October 7th 2009 @ 02:14:26 AM
Error Date : Wednesday* October 7th 2009 @ 02:14:29 AM
Script : http://www.bwoman.co.il/forums/search.php?do=finduser&u=3
Referrer : http://www.bwoman.co.il
IP Address : 203.218.153.218
Username :
Classname : vB_Database
MySQL Version :

what is this ?
and what can i do to fix it ? __DEFINE_LIKE_SHARE__