SQLSTATE[28000] [1045] Access denied for user 'root'@'localhost' (using password: YES)

#0 /var/www/mmolink.com/includes/src/__default.php(55683): Zend_Db_Adapter_Pdo_Abstract->_connect()
#1 /var/www/mmolink.com/includes/src/__default.php(56163): Zend_Db_Adapter_Pdo_Mysql->_connect()
#2 /var/www/mmolink.com/includes/src/__default.php(54348): Varien_Db_Adapter_Pdo_Mysql->_connect()
#3 /var/www/mmolink.com/includes/src/__default.php(55411): Zend_Db_Adapter_Abstract->query('SET NAMES utf8', Array)
#4 /var/www/mmolink.com/includes/src/__default.php(56271): Zend_Db_Adapter_Pdo_Abstract->query('SET NAMES utf8', Array)
#5 /var/www/mmolink.com/includes/src/__default.php(30286): Varien_Db_Adapter_Pdo_Mysql->query('SET NAMES utf8')
#6 /var/www/mmolink.com/includes/src/__default.php(30217): Mage_Core_Model_Resource->_newConnection('pdo_mysql', Object(Mage_Core_Model_Config_Element))
#7 /var/www/mmolink.com/includes/src/__default.php(30413): Mage_Core_Model_Resource->getConnection('core_read')
#8 /var/www/mmolink.com/includes/src/Mage_Core_Model_Cache.php(256): Mage_Core_Model_Resource->getTableName('core/cache')
#9 /var/www/mmolink.com/includes/src/Mage_Core_Model_Cache.php(295): Mage_Core_Model_Cache->getDbAdapterOptions(Array)
#10 /var/www/mmolink.com/includes/src/Mage_Core_Model_Cache.php(238): Mage_Core_Model_Cache->_getTwoLevelsBackendOptions(Array, Array)
#11 /var/www/mmolink.com/includes/src/Mage_Core_Model_Cache.php(132): Mage_Core_Model_Cache->_getBackendOptions(Array)
#12 /var/www/mmolink.com/includes/src/__default.php(24217): Mage_Core_Model_Cache->__construct(Array)
#13 /var/www/mmolink.com/app/Mage.php(463): Mage_Core_Model_Config->getModelInstance('core/cache', Array)
#14 /var/www/mmolink.com/includes/src/__default.php(20888): Mage::getModel('core/cache', Array)
#15 /var/www/mmolink.com/includes/src/__default.php(20782): Mage_Core_Model_App->_initCache(Array)
#16 /var/www/mmolink.com/includes/src/__default.php(20824): Mage_Core_Model_App->baseInit(Array)
#17 /var/www/mmolink.com/app/Mage.php(684): Mage_Core_Model_App->run(Array)
#18 /var/www/mmolink.com/index.php(91): Mage::run('', 'store')
#19 {main}