Problem with 0.2.10 gem about carmen HOT 6 CLOSED

irb(main):001:0> require 'carmen'
LoadError: cannot load such file -- carmen/country
    from /gnu/lib/ruby/site_ruby/1.9.1/rubygems/custom_require.rb:36:in `require'
    from /gnu/lib/ruby/site_ruby/1.9.1/rubygems/custom_require.rb:36:in `require'
    from /gnu/lib/ruby/gems/1.9.1/gems/carmen-0.2.10/lib/carmen.rb:7:in `<top (required)>'
    from /gnu/lib/ruby/site_ruby/1.9.1/rubygems/custom_require.rb:59:in `require'
    from /gnu/lib/ruby/site_ruby/1.9.1/rubygems/custom_require.rb:59:in `rescue in require'
    from /gnu/lib/ruby/site_ruby/1.9.1/rubygems/custom_require.rb:35:in `require'
    from (irb):1
    from /gnu/bin/irb:12:in `<main>'