删除页面报500

app/controllers/managements_controller.rb

@@ -1746,7 +1746,7 @@ end
 
   # 删除
   def delete_applied_departments
-    transaction do
+    ActiveRecord::Base.transaction do
       applied_department = ApplyAddDepartment.find params[:depart_id]
       applied_message = AppliedMessage.where(:applied_id => applied_department.id, :applied_type => "ApplyAddDepartment")
       applied_message.update_all(:status => 3)