Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[08004] [1040] Too many connections' in /var/www/xue.yikeos.com/app/cache/prod/Jianmo/appProdDebugProjectContainer.php:3420 Stack trace: #0 /var/www/xue.yikeos.com/app/cache/prod/Jianmo/appProdDebugProjectContainer.php(3420): PDO->__construct('mysql:host=127....', 'eduyike', 'yikesoft@198404...') #1 /var/www/xue.yikeos.com/vendor/symfony/symfony/src/Symfony/Component/DependencyInjection/Container.php(314): appProdDebugProjectContainer->getSession_Handler_Pdo_ConnectionService() #2 /var/www/xue.yikeos.com/app/cache/prod/Jianmo/appProdDebugProjectContainer.php(3407): Symfony\Component\DependencyInjection\Container->get('session.handler...') #3 /var/www/xue.yikeos.com/vendor/symfony/symfony/src/Symfony/Component/DependencyInjection/Container.php(314): appProdDebugProjectContainer->getSession_Handler_PdoService() #4 /var/www/xue.yikeos.com/app/cache/prod/Jianmo/appProdDebugProjectContainer.php(3489): Symfony\Component\DependencyInjection\Container->get('sess in /var/www/xue.yikeos.com/app/cache/prod/Jianmo/appProdDebugProjectContainer.php on line 3420