XF 1.4 ReCAPTCHA connection error: Read timed out after 10 seconds

[potito]

When I enter in ACP I see this in the error log:
ReCAPTCHA connection error: Read timed out after 10 seconds

Zend_Http_Client_Adapter_Exception: ReCAPTCHA connection error: Read timed out after 10 seconds - library/Zend/Http/Client/Adapter/Socket.php:512
Generated By: Cuenta desconocida, Ayer a las 23:17
Stack Trace
#0 /home/mysiteaccount/public_html/library/Zend/Http/Client/Adapter/Socket.php(330): Zend_Http_Client_Adapter_Socket->_checkSocketReadTimeout()
#1 /home/mysiteaccount/public_html/library/Zend/Http/Client.php(989): Zend_Http_Client_Adapter_Socket->read()
#2 /home/mysiteaccount/public_html/library/Zend/Service/ReCaptcha.php(487): Zend_Http_Client->request('POST')
#3 /home/mysiteaccount/public_html/library/Zend/Service/ReCaptcha.php(502): Zend_Service_ReCaptcha->_post('03AHJ_Vuu-AVh7L...', '170 cfbled')
#4 /home/mysiteaccount/public_html/library/XenForo/Captcha/ReCaptcha.php(53): Zend_Service_ReCaptcha->verify('03AHJ_Vuu-AVh7L...', '170 cfbled')
#5 /home/mysiteaccount/public_html/library/XenForo/Captcha/Abstract.php(129): XenForo_Captcha_ReCaptcha->isValid(Array)
#6 /home/mysiteaccount/public_html/library/XenForo/ControllerPublic/Register.php(343): XenForo_Captcha_Abstract::validateDefault(Object(XenForo_Input))
#7 /home/mysiteaccount/public_html/library/XenForo/FrontController.php(347): XenForo_ControllerPublic_Register->actionRegister()
#8 /home/mysiteaccount/public_html/library/XenForo/FrontController.php(134): XenForo_FrontController->dispatch(Object(XenForo_RouteMatch))
#9 /home/mysiteaccount/public_html/index.php(13): XenForo_FrontController->run()
#10 {main}
Solicitar estado
array(3) {
  ["url"] => string(42) "http://www.mysite.com/register/register"
  ["_GET"] => array(0) {
  }
  ["_POST"] => array(16) {
    ["username"] => string(8) "EDITED FOR PRIVACITY"
    ["e51dbf58de159d44810d01d8e97b9eef"] => string(0) ""
    ["b60fb3307b8584d5f59818db3e88d82a"] => string(25) "-EDITED FOR PRIVACITY@hotmail.com"
    ["password"] => string(8) "********"
    ["edb6b3f91d7eaf182bc048388f8bc683"] => string(0) ""
    ["dob_month"] => string(2) "10"
    ["dob_day"] => string(1) "1"
    ["dob_year"] => string(4) "1977"
    ["2b4a21808081ff1d22d8e8e7366f4184"] => array(1) {
      ["nmqwm2izmq"] => string(0) ""
    }
    ["custom_fields_shown"] => array(1) {
      [0] => string(10) "nmqwm2izmq"
    }
    ["20ef4628b52a0caa36b757cd69aee0d7"] => string(16) "Europe/Amsterdam"
    ["recaptcha_response_field"] => string(10) "170 cfbled"
    ["recaptcha_challenge_field"] => string(206) "03AHJ_Vuu-AVh7LcIJxQwzT_OPZlSYLmSqj_vQU4OzmBzIsguhaHthTz0h2fsyW3fE7mVSr4Gyyg8CUW8gsDybF8kguPz5j3cOd9YAGdPIZBeXzUejVo6N-xaB3r9GKxLIJ8qX9Etw5H5CTUlcMU_3dHP1xmavF6RuR3iVwhGvPkLJpNqReDojnFADCzPMJfobdOPfnepGc66H"
    ["agree"] => string(1) "1"
    ["_xfToken"] => string(8) "********"
    ["reg_key"] => string(32) "6d03b3195d24fc96fb596e9140b09ebc"
  }
}

What is this?
Thanks

 

[Jake Bunce]

ReCAPTCHA is a third party service. The connection to their server failed. You have no control over this.

An alternative is to setup your own Q&A captcha:

Admin CP -> Home -> Options -> User Registration -> Enable CAPTCHA for Guests