Exception : Doctrine_Connection_Exception

PDO Connection Error: SQLSTATE[HY000] [2002] Connection refused
5/5
connect ()
/home/clients/1efc784a66bea8730f922955edb2ac8e/atlantis/library/Doctrine/Connection/Mysql.php
  1.      */
  2.      public function connect()
  3.      {
  4.          $connected = parent::connect();
  5.          $this->setAttribute(PDO::ATTR_EMULATE_PREPARES, true);
  7.          return $connected;
4/5
connect ()
/home/clients/1efc784a66bea8730f922955edb2ac8e/atlantis/library/Doctrine/Connection.php
  1.      */
  2.     public function exec($query, array $params = array())
  3.     {
  4.         $this->connect();
  6.         try {
  7.             if ( ! empty($params)) {
3/5
exec ('SET NAMES 'utf8'')
/home/clients/1efc784a66bea8730f922955edb2ac8e/atlantis/library/Doctrine/Connection/Mysql.php
  1.     public function setCharset($charset)
  2.     {
  3.         $query = 'SET NAMES ' . $this->quote($charset);
  4.         $this->exec($query);
  5.         parent::setCharset($charset);
  6.     }
2/5
setCharset ('utf8')
/home/clients/1efc784a66bea8730f922955edb2ac8e/atlantis/public_html/includes/doctrine.php
  2. $conn = $manager->getCurrentConnection();
  3. $conn->addListener(new Ace_Database_Doctrine_Listener());
  4. $conn->setCharset('utf8');
  6. Ace_Registry::set('doctrine', $doctrine_config);
1/5
require_once ('/home/clients/1efc784a66bea8730f922955edb2ac8e/atlantis/public_html/includes/doctrine.php')
/home/clients/1efc784a66bea8730f922955edb2ac8e/atlantis/public_html/index.php
  2. require_once realpath(dirname(__FILE__) . '/includes/paths.php');
  3. require_once realpath(dirname(__FILE__) . '/includes/ace.php');
  4. require_once realpath(dirname(__FILE__) . '/includes/doctrine.php');
  6. $application->getBootstrap()->run();