Setup with cucumber, capybara and selenium but some scenarios works only randomly. Running ruby 1.8.6 on rvm rails 2.3.8 selenium pops open firefox 3.6 I have tried to add this with no luck: with_scope(selector) do click_button(button) selenium.wait_for_page_to_load end The error output is sometimes: Given I am logged in and have created newsletter and subscribers # features/step_definitions/newsletter_send_steps.rb:108 end of file reached (EOFError) /Users/christianhager/.rvm/rubies/ruby-1.8.6-p399/lib/ruby/1.8/net/protocol.rb:133:in sysread' /Users/christianhager/.rvm/rubies/ruby-1.8.6-p399/lib/ruby/1.8/net/protocol.rb:133:inrbuf_fill' /Users/christianhager/.rvm/rubies/ruby-1.8.6-p399/lib/ruby/1.8/timeout.rb:62:in timeout' /Users/christianhager/.rvm/rubies/ruby-1.8.6-p399/lib/ruby/1.8/timeout.rb:93:intimeout' /Users/christianhager/.rvm/rubies/ruby-1.8.6-p399/lib/ruby/1.8/net/protocol.rb:132:in rbuf_fill' /Users/christianhager/.rvm/rubies/ruby-1.8.6-p399/lib/ruby/1.8/net/protocol.rb:116:inreaduntil' /Users/christianhager/.rvm/rubies/ruby-1.8.6-p399/lib/ruby/1.8/net/protocol.rb:126:in readline' /Users/christianhager/.rvm/rubies/ruby-1.8.6-p399/lib/ruby/1.8/net/http.rb:2020:inread_status_line' /Users/christianhager/.rvm/rubies/ruby-1.8.6-p399/lib/ruby/1.8/net/http.rb:2009:in read_new' /Users/christianhager/.rvm/rubies/ruby-1.8.6-p399/lib/ruby/1.8/net/http.rb:1050:inrequest_without_fakeweb' /Users/christianhager/.rvm/rubies/ruby-1.8.6-p399/lib/ruby/1.8/net/http.rb:1037:in request_without_fakeweb' /Users/christianhager/.rvm/rubies/ruby-1.8.6-p399/lib/ruby/1.8/net/http.rb:543:instart' /Users/christianhager/.rvm/rubies/ruby-1.8.6-p399/lib/ruby/1.8/net/http.rb:1035:in request_without_fakeweb' ./features/step_definitions/web_steps.rb:24:in__instance_exec2' ./features/step_definitions/web_steps.rb:9:in with_scope' ./features/step_definitions/web_steps.rb:9:inwith_scope' ./features/step_definitions/web_steps.rb:23:in /^(?:|I )press "([^\"]*)"(?: within "([^\"]*)")?$/' features/enhanced/newsletter_send1.feature:7:inGiven I am logged in and have created newsletter and subscribers' And othertimes: no button with value or id or text 'create_user_button' found (Capybara::ElementNotFound) ./features/step_definitions/web_steps.rb:24:in __instance_exec2' ./features/step_definitions/web_steps.rb:9:inwith_scope' ./features/step_definitions/web_steps.rb:9:in with_scope' ./features/step_definitions/web_steps.rb:23:in/^(?:|I )press "([^\"])"(?: within "([^\"])")?$/' features/enhanced/newsletter_send1.feature:7:in `Given I am logged in and have created newsletter and subscribers' And sometimes it just works.... This is how my env.rb looks like ENV["RAILS_ENV"] ||= "cucumber" require File.expand_path(File.dirname(__FILE__) + '/../../config/environment') require 'cucumber/formatter/unicode' # Remove this line if you don't want Cucumber Unicode support require 'cucumber/rails/world' require 'cucumber/rails/active_record' require 'cucumber/web/tableish' require 'capybara/rails' require 'capybara/cucumber' require 'capybara/session' require 'cucumber/rails/capybara_javascript_emulation' require "selenium-webdriver" Capybara.default_driver = :selenium Capybara.default_wait_time = 5 Capybara.ignore_hidden_elements = false Capybara.default_selector = :css ActionController::Base.allow_rescue = false require 'database_cleaner' DatabaseCleaner.strategy = :truncation Before do Capybara.reset_sessions! DatabaseCleaner.clean end Cucumber::Rails::World.use_transactional_fixtures = false Cucumber-steps: Given I am on the signup page And I fill in "user_login" with "[email protected]" within "body" And I fill in "user_password" with "secret" within "body" And I fill in "user_password_confirmation" with "secret" within "body" And I check "terms_of_use" within "body" And I press "create_user_button" within "body" Any insight would be great :)