Fatal error: Uncaught PDOException: SQLSTATE[HY000] [1040] Too many connections in /usr/share/nginx/html/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php:38 Stack trace: #0 /usr/share/nginx/html/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOConnection.php(38): PDO->__construct() #1 /usr/share/nginx/html/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOMySql/Driver.php(24): Doctrine\DBAL\Driver\PDOConnection->__construct() #2 /usr/share/nginx/html/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(362): Doctrine\DBAL\Driver\PDOMySql\Driver->connect() #3 /usr/share/nginx/html/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(427): Doctrine\DBAL\Connection->connect() #4 /usr/share/nginx/html/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(387): Doctrine\DBAL\Connection->getDatabasePlatformVersion() #5 /usr/share/nginx/html/vendor/doctrine/dbal/lib/Doctrine/DBAL/Connection.php(330): Doctrine\DBAL\Connection->detectDatabasePlatform() #6 /usr/share/nginx/html/vendor/antares-zee/metis/src/Laminas/L in /usr/share/nginx/html/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/AbstractMySQLDriver.php on line 128