PDOException Object
(
    [message:protected] => SQLSTATE[08004] [1040] Too many connections
    [string:Exception:private] => 
    [code:protected] => 1040
    [file:protected] => /var/www/www.coolboys.jp/www/common/config/sub.php
    [line:protected] => 12
    [trace:Exception:private] => Array
        (
            [0] => Array
                (
                    [file] => /var/www/www.coolboys.jp/www/common/config/sub.php
                    [line] => 12
                    [function] => __construct
                    [class] => PDO
                    [type] => ->
                )

            [1] => Array
                (
                    [file] => /var/www/www.coolguys.jp/www/common/config/banner.php
                    [line] => 21
                    [function] => db_connect
                )

        )

    [previous:Exception:private] => 
    [errorInfo] => Array
        (
            [0] => 08004
            [1] => 1040
            [2] => Too many connections
        )

)