Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[08004] [1040] Too many connections' in /www/wwwroot/onlysaga/Core/Library/PdoService.class.php:17 Stack trace: #0 /www/wwwroot/onlysaga/Core/Library/PdoService.class.php(17): PDO->__construct('mysql:dbname=ha...', 'haha', 'zijidelu') #1 /www/wwwroot/onlysaga/Application/Model/PdoModel.class.php(11): PdoService->__construct() #2 /www/wwwroot/onlysaga/Core/Common/Common.php(323): PdoModel->__construct() #3 /www/wwwroot/onlysaga/Application/Saonly/Action/DownloadAction.class.php(273): M('Pdo') #4 /www/wwwroot/onlysaga/Core/Library/App.class.php(18): DownloadAction->CateExcel() #5 /www/wwwroot/onlysaga/Core/Core.php(59): App::run() #6 /www/wwwroot/onlysaga/saonly.php(10): require('/www/wwwroot/on...') #7 {main} thrown in /www/wwwroot/onlysaga/Core/Library/PdoService.class.php on line 17