ActionView::TemplateError (undefined method `created_at' for nil:NilClass) on line #5 of app/views/tuangou_api/t123_sohu.erb:
2:
3: 一渡
4: http://tg.1dooo.com/
5: <%= @tuangous[0].created_at.strftime("%Y-%m-%d") %>
6: <% @tuangous.each do |tuangou| %>
7:
8: <![CDATA[<%= tuangou.view_name %>]]>
app/views/tuangou_api/t123_sohu.erb:5
app/controllers/tuangou_api_controller.rb:17:in `t123_sohu'
app/controllers/application_controller.rb:71:in `access_log'
app/controllers/application_controller.rb:34:in `exception_catch'
public/dispatch.fcgi:23
