我在rails中更改了我的Gemfile并运行了bundle install和update后，我尝试运行rails s，但后来出现了这个错误：
C:\Users\alouf\Sites\fapp>rails s C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/bcrypt-3.1.11-x64-mingw32/lib/bcrypt.rb:16:in `require': cannot load such file -- bcrypt_ext (LoadError)
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/bcrypt-3.1.11-x64-mingw32/lib/bcrypt.rb:16:in `rescue in <top (required)>'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/bcrypt-3.1.11-x64-mingw32/lib/bcrypt.rb:12:in `<top (required)>'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/bundler-1.15.1/lib/bundler/runtime.rb:82:in `require'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/bundler-1.15.1/lib/bundler/runtime.rb:82:in `block (2 levels) in require'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/bundler-1.15.1/lib/bundler/runtime.rb:77:in `each'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/bundler-1.15.1/lib/bundler/runtime.rb:77:in `block in require'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/bundler-1.15.1/lib/bundler/runtime.rb:66:in `each'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/bundler-1.15.1/lib/bundler/runtime.rb:66:in `require'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/bundler-1.15.1/lib/bundler.rb:108:in `require'
from C:/Users/alouf/Sites/fapp/config/application.rb:7:in `<top (required)>'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/railties-5.0.3/lib/rails/commands/commands_tasks.rb:88:in `require'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/railties-5.0.3/lib/rails/commands/commands_tasks.rb:88:in `block in server'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/railties-5.0.3/lib/rails/commands/commands_tasks.rb:85:in `tap'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/railties-5.0.3/lib/rails/commands/commands_tasks.rb:85:in `server'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/railties-5.0.3/lib/rails/commands/commands_tasks.rb:49:in `run_command!'
from C:/Ruby23-x64/lib/ruby/gems/2.3.0/gems/railties-5.0.3/lib/rails/commands.rb:18:in `<top (required)>'
from bin/rails:4:in `require'
from bin/rails:4:in `<main>'
这是我的Gemfile：
source 'https://rubygems.org'
gem 'rails', '5.0.3'
gem 'bcrypt', '3.1.11'
gem 'faker', '1.7.3'
gem 'carrierwave', '1.1.0'
gem 'mini_magick', '4.7.0'
gem 'fog', '1.40.0'
gem 'will_paginate', '3.1.5'
gem 'bootstrap-will_paginate', '1.0.0'
gem 'bootstrap-sass', '3.3.7'
gem 'puma', '3.9.1'
gem 'sass-rails', '5.0.6'
gem 'uglifier', '3.2.0'
gem 'coffee-rails', '4.2.2'
gem 'jquery-rails', '4.3.1'
gem 'turbolinks', '5.0.1'
gem 'jbuilder', '2.6.1'
group :development, :test do
gem 'sqlite3', '1.3.13'
gem 'byebug', '9.0.6', platform: :mri
end
group :development do
gem 'web-console', '3.5.1'
gem 'listen', '3.0.8'
gem 'spring', '2.0.2'
gem 'spring-watcher-listen', '2.0.1'
end
group :test do
gem 'rails-controller-testing', '1.0.2'
gem 'minitest-reporters', '1.1.14'
gem 'guard', '2.14.1'
gem 'guard-minitest', '2.4.6'
end
group :production do
gem 'pg', '0.20.0'
end
# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]