Failures:

  1) Add attachments to question
          In order to make the question clearer
          As an question author
          I want to be able to attachments files to a question
         The author can attach new file when edit his question
     Failure/Error: click_on "Add new file"
     NoMethodError:
       undefined method `empty?' for nil:NilClass
     # /Users/lexxie/.rvm/gems/ruby-2.2.0@qna/gems/capybara-2.4.4/lib/capybara/rack_test/browser.rb:49:in `process'
     # /Users/lexxie/.rvm/gems/ruby-2.2.0@qna/gems/capybara-2.4.4/lib/capybara/rack_test/browser.rb:35:in `process_and_follow_redirects'
     # /Users/lexxie/.rvm/gems/ruby-2.2.0@qna/gems/capybara-2.4.4/lib/capybara/rack_test/browser.rb:31:in `follow'
     # /Users/lexxie/.rvm/gems/ruby-2.2.0@qna/gems/capybara-2.4.4/lib/capybara/rack_test/node.rb:56:in `click'
     # /Users/lexxie/.rvm/gems/ruby-2.2.0@qna/gems/capybara-2.4.4/lib/capybara/node/element.rb:133:in `block in click'
     # /Users/lexxie/.rvm/gems/ruby-2.2.0@qna/gems/capybara-2.4.4/lib/capybara/node/base.rb:84:in `synchronize'
     # /Users/lexxie/.rvm/gems/ruby-2.2.0@qna/gems/capybara-2.4.4/lib/capybara/node/element.rb:133:in `click'
     # /Users/lexxie/.rvm/gems/ruby-2.2.0@qna/gems/capybara-2.4.4/lib/capybara/node/actions.rb:13:in `click_link_or_button'
     # /Users/lexxie/.rvm/gems/ruby-2.2.0@qna/gems/capybara-2.4.4/lib/capybara/session.rb:676:in `block (2 levels) in <class:Session>'
     # /Users/lexxie/.rvm/gems/ruby-2.2.0@qna/gems/capybara-2.4.4/lib/capybara/dsl.rb:51:in `block (2 levels) in <module:DSL>'
     # ./spec/features/attachments/add_to_question_spec.rb:61:in `block (3 levels) in <top (required)>'
     # /Users/lexxie/.rvm/gems/ruby-2.2.0@qna/gems/capybara-2.4.4/lib/capybara/session.rb:285:in `within'
     # /Users/lexxie/.rvm/gems/ruby-2.2.0@qna/gems/capybara-2.4.4/lib/capybara/dsl.rb:51:in `block (2 levels) in <module:DSL>'
     # ./spec/features/attachments/add_to_question_spec.rb:59:in `block (2 levels) in <top (required)>'

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1 example, 1 failure