Fatal error: Uncaught PDOException: SQLSTATE[08006] [7] FATAL: sorry, too many clients already FATAL: sorry, too many clients already in /var/www/estm/cms-symfony/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:27 Stack trace: #0 /var/www/estm/cms-symfony/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php(27): PDO->__construct('pgsql:host=loca...', 'postgres', '', Array) #1 /var/www/estm/cms-symfony/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOPgSql/Driver.php(27): Doctrine\DBAL\Driver\PDOConnection->__construct('pgsql:host=loca...', 'postgres', '', Array) #2 /var/www/estm/cms-symfony/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(356): Doctrine\DBAL\Driver\PDOPgSql\Driver->connect(Array, 'postgres', '', Array) #3 /var/www/estm/cms-symfony/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(420): Doctrine\DBAL\Connection->connect() #4 /var/www/estm/cms-symfony/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(380): Doctrine\DBAL\Connection->getDatabas in /var/www/estm/cms-symfony/app/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/AbstractPostgreSQLDriver.php on line 73