diff --git a/app/controllers/courses_controller.rb b/app/controllers/courses_controller.rb
index 4bc69dd5..c35b7911 100644
--- a/app/controllers/courses_controller.rb
+++ b/app/controllers/courses_controller.rb
@@ -1176,19 +1176,19 @@ class CoursesController < ApplicationController
 
   def export_course_member_excel
     q = params[:name] ? "#{params[:name].strip}" : ""
-    filename="#{@course.teacher.show_real_name.to_s }_#{@course.name}_#{l(:excel_member_list)}";
-    if params[:group_id] && params[:group_id] != "0" && params[:group_id] != "-1"
-      group = CourseGroup.find params[:group_id]
-      unless group.nil?
-        @all_members = searchmember_by_name(student_homework_score(group.id,0,0,"desc"), q)
-        filename="#{@course.teacher.show_real_name.to_s }_#{@course.name}_#{group.name}_#{l(:excel_member_list)}"
-      end
-    elsif params[:group_id] && params[:group_id] == "0"
-      @all_members = searchmember_by_name(student_homework_score(-1, 0, 10,"desc"), q)
-      filename="#{@course.teacher.show_real_name.to_s }_#{@course.name}_未分班_#{l(:excel_member_list)}"
-    else
-      @all_members = searchmember_by_name(student_homework_score(0, 0, 10,"desc"), q)
-    end
+    filename="#{@course.teacher.show_real_name.to_s }_#{@course.name}_#{l(:excel_member_list)}"
+    # if params[:group_id] && params[:group_id] != "0" && params[:group_id] != "-1"
+    #   group = CourseGroup.find params[:group_id]
+    #   unless group.nil?
+    #     @all_members = searchmember_by_name(student_homework_score(group.id,0,0,"desc"), q)
+    #     filename="#{@course.teacher.show_real_name.to_s }_#{@course.name}_#{group.name}_#{l(:excel_member_list)}"
+    #   end
+    # elsif params[:group_id] && params[:group_id] == "0"
+    #   @all_members = searchmember_by_name(student_homework_score(-1, 0, 10,"desc"), q)
+    #   filename="#{@course.teacher.show_real_name.to_s }_#{@course.name}_未分班_#{l(:excel_member_list)}"
+    # else
+    #   @all_members = searchmember_by_name(student_homework_score(0, 0, 10,"desc"), q)
+    # end
 
     @homeworks = @course.homework_commons.where("publish_time <= '#{Time.now}'").order("publish_time asc, created_at asc")
     @exercises = @course.exercises.where("publish_time <= '#{Time.now}'").order("publish_time asc, created_at asc")