MC-14849: \Magento\Paypal\Model\Api\Nvp::callSetExpressCheckout returns empty response

Author: irenelagno

lib/internal/Magento/Framework/HTTP/Adapter/Curl.php

@@ -170,7 +170,6 @@ public function write($method, $url, $http_ver = '1.1', $headers = [], $body = '
 
         // set url to post to
         curl_setopt($this->_getResource(), CURLOPT_URL, $url);
-        curl_setopt($this->_getResource(), CURLOPT_HTTP_VERSION, $http_ver);
         curl_setopt($this->_getResource(), CURLOPT_RETURNTRANSFER, true);
         if ($method == \Zend_Http_Client::POST) {
             curl_setopt($this->_getResource(), CURLOPT_POST, true);