ActionView::Template::Error: The asset "active_admin.js" is not present in the asset pipeline.
active_admin_logged_out.html.erb的第12行引发异常：
<%= javascript_include_tag path %>
运行public/assets/active_admin-e24a56a0aadf75c67a8a58e12f725b7663ba656d44526d3b28344f7ce1b62585.js后我确实看到一个rake assets:precompile文件