title: watir - installation
body: <p>I have installed Ruby 2, devkit &amp; Watir.  I am getting the following error.  Can anyone please help me resolve this issue?</p>
  
  <pre><code>C:\devkit&gt;irb
  DL is deprecated, please use Fiddle
  irb(main):001:0&gt; require "watir"
  =&gt; true
  
  irb(main):002:0&gt; browser = Watir::Browser.new
  
  LoadError: cannot load such file -- watir-classic
  from C:/Ruby200/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in `require'
  from C:/Ruby200/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in`require'
  from C:/Ruby200/lib/ruby/gems/2.0.0/gems/watir-4.0.2/lib/watir/loader.rb:48:in `load_driver'
  from C:/Ruby200/lib/ruby/gems/2.0.0/gems/watir-4.0.2/lib/watir/loader.rb:40:in `load_driver_for'
  from C:/Ruby200/lib/ruby/gems/2.0.0/gems/watir-4.0.2/lib/watir/loader.rb:8:in `new'
  from (irb):2
  from C:/Ruby200/bin/irb:12:in `&lt;main&gt;'
  irb(main):003:0&gt;
  </code></pre>