Fatal error: Uncaught PDOException: could not find driver in /data0/www/wfapp/common/modules/api/v1/paper.php:36 Stack trace: #0 /data0/www/wfapp/common/modules/api/v1/paper.php(36): PDO->__construct() #1 /data0/www/wfapp/common/libs/classes/application.class.php(61): paper->__construct() #2 /data0/www/wfapp/common/libs/classes/application.class.php(26): application->load_controller() #3 /data0/www/wfapp/common/libs/classes/application.class.php(19): application->init() #4 /data0/www/wfapp/common/base.php(129): application->__construct() #5 /data0/www/wfapp/common/base.php(80): pc_base::_load_class() #6 /data0/www/wfapp/common/base.php(71): pc_base::load_sys_class() #7 /data0/www/wfapp/index.php(28): pc_base::creat_app() #8 {main} thrown in /data0/www/wfapp/common/modules/api/v1/paper.php on line 36