C:/Ruby222/lib/ruby/site_ruby/2.2.0/rubygems/core_ext/kernel_require.rb:54:in `require': cannot load such file -- nokogiri/nokogiri (LoadError)
from C:/Ruby222/lib/ruby/site_ruby/2.2.0/rubygems/core_ext/kernel_require.rb:54:in `require'
from C:/Ruby222/lib/ruby/gems/2.2.0/gems/nokogiri-1.6.5-x86-mingw32/lib/nokogiri.rb:29:in `rescue in <top (required)>'
from C:/Ruby222/lib/ruby/gems/2.2.0/gems/nokogiri-1.6.5-x86-mingw32/lib/nokogiri.rb:25:in `<top (required)>'
from C:/Ruby222/lib/ruby/site_ruby/2.2.0/rubygems/core_ext/kernel_require.rb:128:in `require'
from C:/Ruby222/lib/ruby/site_ruby/2.2.0/rubygems/core_ext/kernel_require.rb:128:in `rescue in require'
from C:/Ruby222/lib/ruby/site_ruby/2.2.0/rubygems/core_ext/kernel_require.rb:39:in `require'
from C:/Ruby222/lib/ruby/gems/2.2.0/gems/mechanize-2.7.3/lib/mechanize.rb:8:in `<top (required)>'
from C:/Ruby222/lib/ruby/site_ruby/2.2.0/rubygems/core_ext/kernel_require.rb:128:in `require'
from C:/Ruby222/lib/ruby/site_ruby/2.2.0/rubygems/core_ext/kernel_require.rb:128:in `rescue in require'
from C:/Ruby222/lib/ruby/site_ruby/2.2.0/rubygems/core_ext/kernel_require.rb:39:in `require'
from S:/Ruby/Hamsphere/Fxruby34/tools.rb:3:in `<top (required)>'
from C:/Ruby222/lib/ruby/site_ruby/2.2.0/rubygems/core_ext/kernel_require.rb:54:in `require'
from C:/Ruby222/lib/ruby/site_ruby/2.2.0/rubygems/core_ext/kernel_require.rb:54:in `require'
from S:/Ruby/Hamsphere/Fxruby34/cluster-40.rb:6:in `<main>'