diff --git a/app/controllers/exercises_controller.rb b/app/controllers/exercises_controller.rb
index a1db41d79..038d9a87c 100644
--- a/app/controllers/exercises_controller.rb
+++ b/app/controllers/exercises_controller.rb
@@ -1293,38 +1293,22 @@ class ExercisesController < ApplicationController
           @exercise_users_list = @exercise_users_list.page(@page).per(@limit)
           respond_to do |format|
             format.json
-            if @user_course_identity > Course::ASSISTANT_PROFESSOR
-              tip_exception(403,"无权限操作")
-            elsif (@exercise_users_size == 0) || ( @export_ex_users&.exercise_user_committed.size == 0)
-              logger.info("#######___________@exercise_users_size_________##################{@exercise_users_size}")
-              logger.info("#######__________@export_ex_users&.exercise_user_committed.size_________##################{@export_ex_users&.exercise_user_committed.size}")
-
-
-              normal_status(-1,"暂无用户提交")
-            else
-              format.xlsx{
-                get_export_users(@exercise,@course,@export_ex_users)
-                exercise_export_name =
-                    "#{current_user.real_name}_#{@course.name}_#{@exercise.exercise_name}_#{Time.now.strftime('%Y%m%d_%H%M%S')}"
-                render xlsx: "#{exercise_export_name.strip.first(30)}",template: "exercises/exercise_lists.xlsx.axlsx",locals: {table_columns:@table_columns,exercise_users:@user_columns}
-              }
-            end
             format.xlsx{
-              # if @user_course_identity > Course::ASSISTANT_PROFESSOR
-              #   tip_exception(403,"无权限操作")
-              # else
-              #   if (@exercise_users_size == 0) || ( @export_ex_users&.exercise_user_committed.size == 0)
-              #     logger.info("#######__________@export_ex_users&.exercise_user_committed.size_________##################{@export_ex_users&.exercise_user_committed.size}")
-              #     logger.info("#######___________@exercise_users_size_________##################{@exercise_users_size}")
-              #
-              #     normal_status(-1,"暂无用户提交")
-              #   else
-              #     get_export_users(@exercise,@course,@export_ex_users)
-              #     exercise_export_name =
-              #         "#{current_user.real_name}_#{@course.name}_#{@exercise.exercise_name}_#{Time.now.strftime('%Y%m%d_%H%M%S')}"
-              #     render xlsx: "#{exercise_export_name.strip.first(30)}",template: "exercises/exercise_lists.xlsx.axlsx",locals: {table_columns:@table_columns,exercise_users:@user_columns}
-              #   end
-              # end
+              if @user_course_identity > Course::ASSISTANT_PROFESSOR
+                tip_exception(403,"无权限操作")
+              else
+                if (@exercise_users_size == 0) || ( @export_ex_users&.exercise_user_committed.size == 0)
+                  logger.info("#######__________@export_ex_users&.exercise_user_committed.size_________##################{@export_ex_users&.exercise_user_committed.size}")
+                  logger.info("#######___________@exercise_users_size_________##################{@exercise_users_size}")
+
+                  normal_status(-1,"暂无用户提交")
+                else
+                  get_export_users(@exercise,@course,@export_ex_users)
+                  exercise_export_name =
+                      "#{current_user.real_name}_#{@course.name}_#{@exercise.exercise_name}_#{Time.now.strftime('%Y%m%d_%H%M%S')}"
+                  render xlsx: "#{exercise_export_name.strip.first(30)}",template: "exercises/exercise_lists.xlsx.axlsx",locals: {table_columns:@table_columns,exercise_users:@user_columns}
+                end
+              end
             }
           end
         else