ruby on rails - undefined method `id' for nil:NilClass on my style tags -


i getting undefined method 'id' nil:nilclass when load rails 4 app error shows on line.

<%= stylesheet_link_tag    'application', media: 'all', 'data-turbolinks-track' => true %>   <%= javascript_include_tag 'application', 'data-turbolinks-track' => true %>   <script src="https://unpkg.com/flickity@2.0/dist/flickity.pkgd.min.js"></script>   <%= csrf_meta_tags %>

when remove style tag , javascript tag page loads fine. using rails 4.


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