From 77f1d0c6f041bac696096311faf1b1377c92d43d Mon Sep 17 00:00:00 2001
From: cxt <853663049@qq.com>
Date: Thu, 28 Nov 2019 16:55:36 +0800
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---
 app/controllers/admins/laboratory_subjects_controller.rb | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/app/controllers/admins/laboratory_subjects_controller.rb b/app/controllers/admins/laboratory_subjects_controller.rb
index 866a20a76..d552b006e 100644
--- a/app/controllers/admins/laboratory_subjects_controller.rb
+++ b/app/controllers/admins/laboratory_subjects_controller.rb
@@ -17,7 +17,9 @@ class Admins::LaboratorySubjectsController < Admins::BaseController
   def destroy
     return render_js_error('不能删除自建课程', type: :notify) if current_laboratory_subject.ownership?
 
-    current_laboratory_subject.destroy!
+    current_subject = current_laboratory_subject.subject
+    current_subject.shixuns.destroy_all
+    current_subject.destroy!
 
     render_delete_success
   end