I've installed cucumber-rails gem into new Rails 4 application following https://github.com/cucumber/cucumber-rails#installation
But when I try to run it error occurs:
biske@biske:~/bla$ cucumber
cannot load such file -- rails (LoadError)
/usr/local/lib/site_ruby/1.9.1/rubygems/custom_require.rb:60:in 'require'
/usr/local/lib/site_ruby/1.9.1/rubygems/custom_require.rb:60:in 'rescue in require'
/usr/local/lib/site_ruby/1.9.1/rubygems/custom_require.rb:35:in 'require'
/usr/lib/ruby/gems/1.9.1/gems/cucumber-rails-1.3.1/lib/cucumber/rails.rb:3:in '<top (required)'
/usr/local/lib/site_ruby/1.9.1/rubygems/custom_require.rb:60:in 'require'
/usr/local/lib/site_ruby/1.9.1/rubygems/custom_require.rb:60:in 'rescue in require'
/usr/local/lib/site_ruby/1.9.1/rubygems/custom_require.rb:35:in 'require' /home/biske/bla/features/support/env.rb:7:in '<top (required)'
/usr/lib/ruby/gems/1.9.1/gems/cucumber-1.3.4/lib/cucumber/rb_support/rb_language.rb:122:in 'load'
/usr/lib/ruby/gems/1.9.1/gems/cucumber-1.3.4/lib/cucumber/rb_support/rb_language.rb:122:in 'load_code_file'
/usr/lib/ruby/gems/1.9.1/gems/cucumber-1.3.4/lib/cucumber/runtime/support_code.rb:180:in'load_file'
/usr/lib/ruby/gems/1.9.1/gems/cucumber-1.3.4/lib/cucumber/runtime/support_code.rb:83:in 'block in load_files!'
/usr/lib/ruby/gems/1.9.1/gems/cucumber-1.3.4/lib/cucumber/runtime/support_code.rb:82:in 'each'
/usr/lib/ruby/gems/1.9.1/gems/cucumber-1.3.4/lib/cucumber/runtime/support_code.rb:82:in 'load_files!'
/usr/lib/ruby/gems/1.9.1/gems/cucumber-1.3.4/lib/cucumber/runtime.rb:183:in 'load_step_definitions'
/usr/lib/ruby/gems/1.9.1/gems/cucumber-1.3.4/lib/cucumber/runtime.rb:42:in 'run!'
/usr/lib/ruby/gems/1.9.1/gems/cucumber-1.3.4/lib/cucumber/cli/main.rb:47:in 'execute!'
/usr/lib/ruby/gems/1.9.1/gems/cucumber-1.3.4/bin/cucumber:13:in '<top (required)' /usr/bin/cucumber:23:in 'load' /usr/bin/cucumber:23:in '<main'
This error complains about 7th line from features/support/env.rb file, which is:
require 'cucumber/rails'
What could be problem here?