fix bug

app/controllers/polls_controller.rb

@@ -1025,7 +1025,7 @@ class PollsController < ApplicationController
           if order == "student_id"
             @poll_users_list = @poll_users_list.joins(user: :user_extension).order("user_extensions.student_id DESC")
           else
-            @poll_users_list = @poll_users_list.order("end_at DESC")
+            @poll_users_list = @poll_users_list.joins(user: :user_extension).order("end_at DESC")
           end
 
           logger.info("#######F_______@poll_users_list_last___@users_ids________________####{@poll_users_list.pluck(:user_id)}")