Cannot process mercadopago payments

Hi, my customers cannot longer make payments with mercadopago, this is the log:

Hi, I’m having the same problem, payments with mercadopago cannot longer be done.

12-17-2013 @ 13:36:44 - Payment arguments for order Nº 303: Array
(
    [back_urls] => Array
        (
            [success] => http://www.minidin.com.ar/shop/realizar-pedido/pedido-recibido/?order=303&key=order_52b07d9b74138
            [failure] => http://www.minidin.com.ar/shop/?order_id=303&order=order_52b07d9b74138&cancel_order=true&_n=18c4f63c28
            [pending] => http://www.minidin.com.ar/shop/realizar-pedido/pedido-recibido/?order=303&key=order_52b07d9b74138
        )

    [payer] => Array
        (
            [name] => XXXXX
            [surname] => XXXX
            [email] => XXXXXX
        )

    [external_reference] => MINI-303
    [items] => Array
        (
            [0] => Array
                (
                    [quantity] => 1
                    [unit_price] => 90
                    [currency_id] => ARS
                    [title] => Pedido Nº 303 - Liberación Alcatel x 1
                )

        )

)

12-17-2013 @ 13:36:44 - Getting client credentials...
12-17-2013 @ 13:37:14 - Received invalid response from MercadoPago. Error response: WP_Error Object
(
    [errors] => Array
        (
            [http_request_failed] => Array
                (
                    [0] => SSL connection timeout
                )

        )

    [error_data] => Array
        (
        )

)

12-17-2013 @ 13:37:44 - Generate payment error response: WP_Error Object
(
    [errors] => Array
        (
            [http_request_failed] => Array
                (
                    [0] => SSL connection timeout
                )

        )

    [error_data] => Array
        (
        )

)

Any suggestions? Thanks a lot.

http://wordpress.org/plugins/woocommerce-mercadopago/