Error with getOfferList

[lexo13]

When i'm seraching only one of my offer/product, i'm an error.
Instead, not error with this URl : https://cdscntmkpapiwebapp.herokuapp.com/OfferManager/GetOfferListRequest

`$client = new \Sdk\ApiClient\CDSApiClient();
$token = $client->init()

$offerPoint = $client->getOfferPoint();
$offerListResponse = $offerPoint->getOfferList(['1011070'], 1);

print_r($offerListResponse->getOfferList());

Sdk\Soap\Offer\Response\GetOfferListResponse Object
(
[_offerList:Sdk\Soap\Offer\Response\GetOfferListGenericResponse:private] => Array
(
)

[dataResponse:protected] => Array
(
[s:Body] => Array
(
[GetOfferListResponse] => Array
(
[GetOfferListResult] => Array
(
[ErrorMessage] => Array
(
[] => An error has occurred while recovering the offersExecution Timeout Expired. The timeout period elapsed prior to completion of the operation or the server is not responding.
[xmlns] => http://schemas.datacontract.org/2004/07/Cdiscount.Framework.Core.Communication.Messages
)

[OperationSuccess] => Array
(
[_] => false
[xmlns] => http://schemas.datacontract.org/2004/07/Cdiscount.Framework.Core.Communication.Messages
)

[ErrorList] => Array
(
[Error] => Array
(
[ErrorType] => UnexpectedException
[Message] => An error has occurred while recovering the offersExecution Timeout Expired. The timeout period elapsed prior to completion of the operation or the server is not responding.
)

)

[SellerLogin] => MYSellerLogin
[TokenId] => MYTokenId
[OfferList] => Array
(
)

[i] => http://www.w3.org/2001/XMLSchema-instance
)

[xmlns] => http://www.cdiscount.com
)

)

)

[_errorMessage:protected] => An error has occurred while recovering the offersExecution Timeout Expired. The timeout period elapsed prior to completion of the operation or the server is not responding.
[_operationSuccess:protected] =>
[_errorList:protected] =>
[_sellerLogin:protected] =>
[_tokenID:protected] =>
[_hasError:protected] => 1
)`