From dfe784a051c14398029a9aaae96ecfbd51471cae Mon Sep 17 00:00:00 2001 From: SylorHuang Date: Wed, 3 Jul 2019 09:38:22 +0800 Subject: [PATCH] fix bug --- app/controllers/exercises_controller.rb | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/app/controllers/exercises_controller.rb b/app/controllers/exercises_controller.rb index 79bed2d25..d8278faff 100644 --- a/app/controllers/exercises_controller.rb +++ b/app/controllers/exercises_controller.rb @@ -1297,7 +1297,7 @@ class ExercisesController < ApplicationController if @user_course_identity > Course::ASSISTANT_PROFESSOR tip_exception(403,"无权限操作") else - if @export_ex_users.exercise_user_committed.size == 0 + if (@exercise_users_size == 0) ||( @export_ex_users&.exercise_user_committed.size == 0) normal_status(-1,"暂无用户提交") else get_export_users(@exercise,@course,@export_ex_users)