title: ActionView::MissingTemplate
body: <p>Hello stuck in this problem<br>`</p>
  
  <pre><code>&gt; Missing partial products/_nav, application/_nav with {:locale=&gt;[:en],
  &gt; :formats=&gt;[:html], :variants=&gt;[], :handlers=&gt;[:erb, :builder, :raw,
  &gt; :ruby, :coffee, :haml, :jbuilder]}
  </code></pre>
  
  <p>`</p>
  
  <p>&lt;%= render "nav" %>
  <a href="http://i.stack.imgur.com/PSO3d.png" rel="nofollow">path to views/application.html.erb</a></p>
  
  <p><a href="http://i.stack.imgur.com/j88Ed.png" rel="nofollow">_nav.html.haml</a></p>
  
  <p>Gemfile:
  gem 'rails', '4.2.5'
  ...
  gem 'sass-rails', '~> 5.0'
  ...
  gem "haml-rails"
  gem 'bootstrap-sass', '~> 3.3.6'</p>