From 0366af3a88f0176f2eafb8e460ad5999a912fa66 Mon Sep 17 00:00:00 2001
From: cxt <853663049@qq.com>
Date: Tue, 9 Jul 2019 15:07:57 +0800
Subject: [PATCH] =?UTF-8?q?=E6=8E=A5=E5=8F=A3=E8=B0=83=E6=95=B4?=
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---
 app/controllers/courses_controller.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/app/controllers/courses_controller.rb b/app/controllers/courses_controller.rb
index 159650c38..e6c4ae330 100644
--- a/app/controllers/courses_controller.rb
+++ b/app/controllers/courses_controller.rb
@@ -290,7 +290,8 @@ class CoursesController < ApplicationController
 
   def apply_teachers
     search_str = params[:search].present? ? params[:search].strip : ""
-    @applications = CourseMessage.unhandled_join_course_requests_by_course(@course).joins(:user).
+    @applications = CourseMessage.unhandled_join_course_requests_by_course(@course).
+        joins("join users on course_messages.course_message_id=users.id").
         where("LOWER(concat(users.lastname, users.firstname)) LIKE ?", "%#{search_str}%")
     @teacher_list_size = @course.teachers.size
     @applications_size = CourseMessage.unhandled_join_course_requests_by_course(@course).size