SQLSTATE[HY000] [1203] User root already has more than 'max_user_connections' active connections

#0 /Apps/nm19/htdocs/lib/Zend/Db/Adapter/Pdo/Mysql.php(111): Zend_Db_Adapter_Pdo_Abstract->_connect()
#1 /Apps/nm19/htdocs/lib/Varien/Db/Adapter/Pdo/Mysql.php(400): Zend_Db_Adapter_Pdo_Mysql->_connect()
#2 /Apps/nm19/htdocs/lib/Zend/Db/Adapter/Abstract.php(460): Varien_Db_Adapter_Pdo_Mysql->_connect()
#3 /Apps/nm19/htdocs/lib/Zend/Db/Adapter/Pdo/Abstract.php(238): Zend_Db_Adapter_Abstract->query('SET NAMES utf8', Array)
#4 /Apps/nm19/htdocs/lib/Varien/Db/Adapter/Pdo/Mysql.php(508): Zend_Db_Adapter_Pdo_Abstract->query('SET NAMES utf8', Array)
#5 /Apps/nm19/htdocs/app/code/core/Mage/Core/Model/Resource.php(179): Varien_Db_Adapter_Pdo_Mysql->query('SET NAMES utf8')
#6 /Apps/nm19/htdocs/app/code/core/Mage/Core/Model/Resource.php(110): Mage_Core_Model_Resource->_newConnection('pdo_mysql', Array)
#7 /Apps/nm19/htdocs/app/code/core/Mage/Core/Model/Resource/Setup.php(141): Mage_Core_Model_Resource->getConnection('core_setup')
#8 /Apps/nm19/htdocs/app/code/core/Mage/Core/Model/Resource/Setup.php(234): Mage_Core_Model_Resource_Setup->__construct('core_setup')
#9 /Apps/nm19/htdocs/app/code/core/Mage/Core/Model/App.php(444): Mage_Core_Model_Resource_Setup::applyAllUpdates()
#10 /Apps/nm19/htdocs/app/code/core/Mage/Core/Model/App.php(370): Mage_Core_Model_App->_initModules()
#11 /Apps/nm19/htdocs/app/Mage.php(744): Mage_Core_Model_App->run(Array)
#12 /Apps/nm19/htdocs/index.php(32): Mage::run('csupus', 'store')
#13 {main}