anchor.diff:        <div class="navigation-subitem-container">
           <div class="navigation-subitem js-slider">
             <div class="subitem-container">
  -            <%= render "#{site_module.underscore}/layouts/navigation.sub" %>
  +            <%= render_if_exists "#{site_module.underscore}/layouts/navigation.sub" %>
             </div>
           </div>
         </div>
  
positive.code:   <div class="navigation-wrap">
      <div class="navigation-footer">
  
        <% if current_module == "gobierto_participation" %>
          <div class="footer-top js-secondary_nav">
            <%= render "gobierto_participation/layouts/secondary_nav" %>
          </div>
        <% end %>
  
        <div class="footer-bottom p_v_1">
          <div class="column">
            <% if @site.configuration.links_markup.present? %>
              <%== @site.configuration.links_markup %>
            <% end %>
          </div>
        </div>
  
  
negative.code:               <% end %>
              </div>
              <div class="account-details">
                <%= link_to t("layouts.application.session.title"), user_settings_path %>
                <%= link_to t("layouts.application.session.notifications"), user_notifications_path %>
                <%= link_to t("layouts.application.session.alerts"), user_subscriptions_path %>
              </div>
            </div>
          </div>
  