SQLSTATE[HY000] [2002] Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)

#0 /var/www/html/webo1261011/includes/src/__default.php(37939): Zend_Db_Adapter_Pdo_Abstract->_connect()
#1 /var/www/html/webo1261011/includes/src/__default.php(36370): Varien_Db_Adapter_Pdo_Mysql->_connect()
#2 /var/www/html/webo1261011/includes/src/__default.php(37372): Zend_Db_Adapter_Abstract->query('SET NAMES utf8', Array)
#3 /var/www/html/webo1261011/includes/src/__default.php(38012): Zend_Db_Adapter_Pdo_Abstract->query('SET NAMES utf8', Array)
#4 /var/www/html/webo1261011/includes/src/__default.php(26665): Varien_Db_Adapter_Pdo_Mysql->query('SET NAMES utf8')
#5 /var/www/html/webo1261011/includes/src/__default.php(26412): Mage_Core_Model_Resource_Type_Db_Pdo_Mysql->getConnection(Object(Mage_Core_Model_Config_Element))
#6 /var/www/html/webo1261011/includes/src/Mage_Core_Model_Resource_Setup.php(62): Mage_Core_Model_Resource->getConnection('core_setup')
#7 /var/www/html/webo1261011/includes/src/Mage_Core_Model_Resource_Setup.php(120): Mage_Core_Model_Resource_Setup->__construct('core_setup')
#8 /var/www/html/webo1261011/includes/src/__default.php(17708): Mage_Core_Model_Resource_Setup::applyAllUpdates()
#9 /var/www/html/webo1261011/includes/src/__default.php(15518): Mage_Core_Model_Config->init(Array)
#10 /var/www/html/webo1261011/app/Mage.php(435): Mage_Core_Model_App->init('default', 'store', Array)
#11 /var/www/html/webo1261011/app/Mage.php(456): Mage::app('default', 'store', Array)
#12 /var/www/html/webo1261011/index.php(67): Mage::run('default')
#13 {main}