FeedBunch-app/app/views/devise/_alerts.html.erb
<% if resource.errors.any? %>
<div id="devise-error" class="alert alert-danger fade in" ng-show="error_devise">
<button type="button" class="close" data-dismiss="alert">×</button>
<ul>
<% resource.errors.full_messages.each do |m| %>
<li><%= m %></li>
<% end %>
</ul>
</div>
<% end %>