request_association (OpenID::Consumer::AssociationManager)

    # File lib/openid/consumer/associationmanager.rb, line 187
          def request_association(assoc_type, session_type)
            assoc_session, args = create_associate_request(assoc_type, session_type)

            begin
              response = OpenID.make_kv_post(args, @server_url)
              return extract_association(response, assoc_session)
            rescue HTTPStatusError => why
              Util.log("Got HTTP status error when requesting association: #{why}")
              return nil
            rescue Message::KeyNotFound => why
              Util.log("Missing required parameter in response from "\
                       "#{@server_url}: #{why}")
              return nil

            rescue ProtocolError => why
              Util.log("Protocol error processing response from #{@server_url}: "\
                       "#{why}")
              return nil
            end
          end