Exception message

: mysql_pconnect(): Too many connections
Error code: 2
-- Backtrace --
/var/www/vhosts/sindicalista.org/httpdocs/class/database/adodb/drivers/adodb-mysql.inc.php(380): mysql_pconnect
/var/www/vhosts/sindicalista.org/httpdocs/class/database/adodb/adodb.inc.php(475): adodb_mysql._pconnect
/var/www/vhosts/sindicalista.org/httpdocs/class/database/db.class.php(41): adodb_mysql.pconnect
/var/www/vhosts/sindicalista.org/httpdocs/class/config/configdbstorage.class.php(49): db.getdb
/var/www/vhosts/sindicalista.org/httpdocs/class/config/config.class.php(103): configdbstorage.configdbstorage
/var/www/vhosts/sindicalista.org/httpdocs/class/net/http/session/sessionmanager.class.php(109): config.getconfig
/var/www/vhosts/sindicalista.org/httpdocs/class/net/http/session/sessionmanager.class.php(32): sessionmanager.setsessionsavepath
/var/www/vhosts/sindicalista.org/httpdocs/rss.php(28): sessionmanager.init

Exception message: Fatal error: could not connect to the database!
Error code: 0
-- Backtrace --
/var/www/vhosts/sindicalista.org/httpdocs/class/database/db.class.php(42): throw
/var/www/vhosts/sindicalista.org/httpdocs/class/config/configdbstorage.class.php(49): db.getdb
/var/www/vhosts/sindicalista.org/httpdocs/class/config/config.class.php(103): configdbstorage.configdbstorage
/var/www/vhosts/sindicalista.org/httpdocs/class/net/http/session/sessionmanager.class.php(109): config.getconfig
/var/www/vhosts/sindicalista.org/httpdocs/class/net/http/session/sessionmanager.class.php(32): sessionmanager.setsessionsavepath
/var/www/vhosts/sindicalista.org/httpdocs/rss.php(28): sessionmanager.init