PDOException Object
(
    [message:protected] => SQLSTATE[HY000] [2002] Connection refused
    [string:Exception:private] => 
    [code:protected] => 2002
    [file:protected] => /mnt/datadisk0/zhan46/system/db.php
    [line:protected] => 37
    [trace:Exception:private] => Array
        (
            [0] => Array
                (
                    [file] => /mnt/datadisk0/zhan46/system/db.php
                    [line] => 37
                    [function] => __construct
                    [class] => PDO
                    [type] => ->
                )

            [1] => Array
                (
                    [file] => /mnt/datadisk0/zhan46/system/db.php
                    [line] => 181
                    [function] => open
                    [class] => DB
                    [type] => ::
                )

            [2] => Array
                (
                    [file] => /mnt/datadisk0/zhan46/web/index.php
                    [line] => 49
                    [args] => Array
                        (
                            [0] => /mnt/datadisk0/zhan46/system/db.php
                        )

                    [function] => require_once
                )

        )

    [previous:Exception:private] => 
    [errorInfo] => Array
        (
            [0] => HY000
            [1] => 2002
            [2] => Connection refused
        )

)

Exception Object
(
    [message:protected] => Class: CURL not exist on Directory: /mnt/datadisk0/zhan46/system/../CURL.php
    [string:Exception:private] => 
    [code:protected] => 0
    [file:protected] => /mnt/datadisk0/zhan46/web/index.php
    [line:protected] => 43
    [trace:Exception:private] => Array
        (
            [0] => Array
                (
                    [function] => {closure}
                )

            [1] => Array
                (
                    [file] => /mnt/datadisk0/zhan46/system/config.php
                    [line] => 203
                    [function] => class_exists
                )

            [2] => Array
                (
                    [file] => /mnt/datadisk0/zhan46/system/config.php
                    [line] => 195
                    [function] => terminate_process
                    [class] => Config
                    [type] => ::
                )

            [3] => Array
                (
                    [file] => /mnt/datadisk0/zhan46/system/db.php
                    [line] => 52
                    [function] => dump
                    [class] => Config
                    [type] => ::
                )

            [4] => Array
                (
                    [file] => /mnt/datadisk0/zhan46/system/db.php
                    [line] => 181
                    [function] => open
                    [class] => DB
                    [type] => ::
                )

            [5] => Array
                (
                    [file] => /mnt/datadisk0/zhan46/web/index.php
                    [line] => 49
                    [args] => Array
                        (
                            [0] => /mnt/datadisk0/zhan46/system/db.php
                        )

                    [function] => require_once
                )

        )

    [previous:Exception:private] => 
)