查重报错

app/controllers/homework_commons_controller.rb

@@ -1497,7 +1497,7 @@ class HomeworkCommonsController < ApplicationController
     @user = @student_work.user
     tip_exception("当前用户无作品可以显示") if @student_work.nil?
     # 查询最新一次的查重标识query_id
-    group_id = @course.course_members.where(user_id: params[:user_id]).pluck(:course_group_id).first
+    group_id = @course.students.where(user_id: params[:user_id]).pluck(:course_group_id).first
     query_id = @homework.homework_group_reviews.where(:course_group_id => group_id).last.try(:query_id)
     results = ReviewService.query_result({user_id: params[:user_id], query_id: query_id})
     @shixun = @homework.shixuns.take