Fatal error: Uncaught PDOException: SQLSTATE[HY000] [1040] Too many connections in /var/www/publishwall_new/applications/application/libraries/Doctrine/DBAL/Driver/PDOConnection.php:36 Stack trace: #0 /var/www/publishwall_new/applications/application/libraries/Doctrine/DBAL/Driver/PDOConnection.php(36): PDO->__construct() #1 /var/www/publishwall_new/applications/application/libraries/Doctrine/DBAL/Driver/PDOMySql/Driver.php(43): Doctrine\DBAL\Driver\PDOConnection->__construct() #2 /var/www/publishwall_new/applications/application/libraries/Doctrine/DBAL/Connection.php(350): Doctrine\DBAL\Driver\PDOMySql\Driver->connect() #3 /var/www/publishwall_new/applications/application/libraries/Doctrine/DBAL/Connection.php(627): Doctrine\DBAL\Connection->connect() #4 /var/www/publishwall_new/applications/application/libraries/Doctrine/ORM/Persisters/BasicEntityPersister.php(669): Doctrine\DBAL\Connection->executeQuery() #5 /var/www/publishwall_new/applications/application/libraries/Doctrine/ORM/EntityRepository.php(170): Doctrine\ORM in /var/www/publishwall_new/applications/application/libraries/Doctrine/DBAL/Driver/PDOConnection.php on line 36