Error adding Service Reference in Addin

Content

Hi

I was trying to add Service Reference in Visual Studio 2017.

Received the below couple of errors:

Severity Code Description Project File Line Suppression State

Warning Custom tool warning: Cannot import wsdl:binding

Detail: An exception was thrown in a call to a policy import extension.

Extension: System.ServiceModel.Channels.SecurityBindingElementImporter

Error: An unsupported security policy assertion was detected during the security policy import: <sp:SignedSupportingTokens xmlns:sp="http://docs.oasis-open.org/ws-sx/ws-securitypolicy/200702"&gt;

          <wsp:Policy xmlns:wsp="http://www.w3.org/ns/ws-policy"&gt;

            <sp:IssuedToken sp:IncludeToken="http://docs.oasis-open.org/ws-sx/ws-securitypolicy/200702/IncludeToken/AlwaysToRecipient"&gt