title: bcrypt_ext. so (LoadError)
body: <p>I get the following Error when i try to start the rails server. </p>
  
  <p>Any ideas? 
  Im using a 
  32bit Windows 7 machine with Ruby on Rails 4 and ruby 2.0.0p247 . I included the gem "bcrypt-ruby", "~> 3.1.1" in my gemfile.</p>
  
  <p>Heres my stack trace.</p>
  
  <pre><code>rails s
  ansi: 'gem install win32console' to use color on Windows
  =&gt; Booting WEBrick
  =&gt; Rails 4.0.0 application starting in development on http://0.0.0.0:3000
  =&gt; Run `rails server -h` for more startup options
  =&gt; Ctrl-C to shutdown server
  Exiting
  C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_support/depen
  dencies.rb:228:in `require': 126: The specified module could not be found.   - C
  :/Ruby200/lib/ruby/gems/2.0.0/gems/bcrypt-ruby-3.1.1-x86-mingw32/lib/bcrypt_ext.
  so (LoadError)
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:228:in `block in require'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:211:in `block in load_dependency'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:615:in `new_constants_in'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:211:in `load_dependency'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:228:in `require'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/bcrypt-ruby-3.1.1-x86-mingw32/l
  ib/bcrypt.rb:12:in `&lt;top (required)&gt;'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:228:in `require'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:228:in `block in require'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:211:in `block in load_dependency'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:615:in `new_constants_in'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:211:in `load_dependency'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:228:in `require'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/mode
  ls/database_authenticatable.rb:2:in `&lt;top (required)&gt;'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/mode
  ls.rb:97:in `const_get'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/mode
  ls.rb:97:in `block (2 levels) in devise'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/mode
  ls.rb:92:in `each'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/mode
  ls.rb:92:in `block in devise'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/mode
  ls.rb:123:in `devise_modules_hook!'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/mode
  ls.rb:90:in `devise'
          from C:/Sites/Rubicon/prephub/app/models/authentication/user.rb:5:in `&lt;c
  lass:User&gt;'
          from C:/Sites/Rubicon/prephub/app/models/authentication/user.rb:1:in `&lt;t
  op (required)&gt;'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:423:in `load'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:423:in `block in load_file'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:615:in `new_constants_in'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:422:in `load_file'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:323:in `require_or_load'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:462:in `load_missing_constant'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:183:in `const_missing'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/inflector/methods.rb:228:in `const_get'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/inflector/methods.rb:228:in `block in constantize'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/inflector/methods.rb:224:in `each'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/inflector/methods.rb:224:in `inject'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/inflector/methods.rb:224:in `constantize'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:534:in `get'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:565:in `constantize'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise.rb:2
  74:in `get'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/mapp
  ing.rb:77:in `to'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/mapp
  ing.rb:72:in `modules'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/mapp
  ing.rb:89:in `routes'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/mapp
  ing.rb:156:in `default_used_route'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/mapp
  ing.rb:66:in `initialize'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise.rb:3
  08:in `new'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise.rb:3
  08:in `add_mapping'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/rail
  s/routes.rb:208:in `block in devise_for'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/rail
  s/routes.rb:207:in `each'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/devise-3.0.0.rc/lib/devise/rail
  s/routes.rb:207:in `devise_for'
          from C:/Sites/Rubicon/prephub/config/routes.rb:2:in `block in &lt;top (requ
  ired)&gt;'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0/lib/action_dis
  patch/routing/route_set.rb:316:in `instance_exec'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0/lib/action_dis
  patch/routing/route_set.rb:316:in `eval_block'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0/lib/action_dis
  patch/routing/route_set.rb:294:in `draw'
          from C:/Sites/Rubicon/prephub/config/routes.rb:1:in `&lt;top (required)&gt;'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:222:in `load'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:222:in `block in load'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:213:in `load_dependency'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:222:in `load'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/applic
  ation/routes_reloader.rb:40:in `block in load_paths'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/applic
  ation/routes_reloader.rb:40:in `each'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/applic
  ation/routes_reloader.rb:40:in `load_paths'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/applic
  ation/routes_reloader.rb:16:in `reload!'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/applic
  ation/routes_reloader.rb:26:in `block in updater'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/file_update_checker.rb:75:in `call'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/file_update_checker.rb:75:in `execute'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/applic
  ation/routes_reloader.rb:27:in `updater'
          from C:131071:in `execute_if_updated'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/applic
  ation/finisher.rb:69:in `block in &lt;module:Finisher&gt;'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/initia
  lizable.rb:30:in `instance_exec'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/initia
  lizable.rb:30:in `run'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/initia
  lizable.rb:55:in `block in run_initializers'
          from C:/Ruby200/lib/ruby/2.0.0/tsort.rb:150:in `block in tsort_each'
          from C:/Ruby200/lib/ruby/2.0.0/tsort.rb:183:in `block (2 levels) in each
  _strongly_connected_component'
          from C:/Ruby200/lib/ruby/2.0.0/tsort.rb:219:in `each_strongly_connected_
  component_from'
          from C:/Ruby200/lib/ruby/2.0.0/tsort.rb:182:in `block in each_strongly_c
  onnected_component'
          from C:/Ruby200/lib/ruby/2.0.0/tsort.rb:180:in `each'
          from C:/Ruby200/lib/ruby/2.0.0/tsort.rb:180:in `each_strongly_connected_
  component'
          from C:/Ruby200/lib/ruby/2.0.0/tsort.rb:148:in `tsort_each'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/initia
  lizable.rb:54:in `run_initializers'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/applic
  ation.rb:215:in `initialize!'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/railti
  e/configurable.rb:30:in `method_missing'
          from C:/Sites/Rubicon/prephub/config/environment.rb:5:in `&lt;top (required
  )&gt;'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:228:in `require'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:228:in `block in require'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:213:in `load_dependency'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0/lib/active_
  support/dependencies.rb:228:in `require'
          from C:/Sites/Rubicon/prephub/config.ru:3:in `block in &lt;main&gt;'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:
  55:in `instance_eval'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:
  55:in `initialize'
          from C:/Sites/Rubicon/prephub/config.ru:in `new'
          from C:/Sites/Rubicon/prephub/config.ru:in `&lt;main&gt;'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:
  49:in `eval'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:
  49:in `new_from_string'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:
  40:in `parse_file'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/server.rb:2
  77:in `build_app_and_options_from_config'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/server.rb:1
  99:in `app'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/comman
  ds/server.rb:48:in `app'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/server.rb:3
  14:in `wrapped_app'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/comman
  ds/server.rb:75:in `start'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/comman
  ds.rb:78:in `block in &lt;top (required)&gt;'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/comman
  ds.rb:73:in `tap'
          from C:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-4.0.0/lib/rails/comman
  ds.rb:73:in `&lt;top (required)&gt;'
          from bin/rails:4:in `require'
          from bin/rails:4:in `&lt;main&gt;'
  </code></pre>