Ruby on rails rails s说；早午餐观察者.rb:1:in'require'；：无法加载这样的文件--pty（LoadError）"；铁路安装工

我在Windows 10 PC上安装了rails项目。当我运行

rails s

时，它会引发异常

D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/breakfast-0.5.1/lib/breakfast/brunch_watcher.rb:1:in `require': cannot load such file -- pty (LoadError)
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/breakfast-0.5.1/lib/breakfast/brunch_watcher.rb:1:in `<top (required)>'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/breakfast-0.5.1/lib/breakfast.rb:3:in `require'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/breakfast-0.5.1/lib/breakfast.rb:3:in `<top (required)>'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler/runtime.rb:91:in `require'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler/runtime.rb:91:in `block (2 levels) in require'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler/runtime.rb:86:in `each'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler/runtime.rb:86:in `block in require'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler/runtime.rb:75:in `each'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler/runtime.rb:75:in `require'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler.rb:106:in `require'
    from D:/ProjectExt/confess_server/config/application.rb:7:in `<top (required)>'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/railties-5.0.2/lib/rails/commands/commands_tasks.rb:88:in `require'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/railties-5.0.2/lib/rails/commands/commands_tasks.rb:88:in `block in server'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/railties-5.0.2/lib/rails/commands/commands_tasks.rb:85:in `tap'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/railties-5.0.2/lib/rails/commands/commands_tasks.rb:85:in `server'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/railties-5.0.2/lib/rails/commands/commands_tasks.rb:49:in `run_command!'
    from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/railties-5.0.2/lib/rails/commands.rb:18:in `<top (required)>'
    from bin/rails:9:in `require'

D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/早餐-0.5.1/lib/早餐/brunch_watcher.rb:1:in'require'：无法加载此类文件--pty（LoadError）
来自D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/早餐-0.5.1/lib/早餐/brunch_watcher.rb:1:in`'
from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/早餐-0.5.1/lib/早餐。rb:3:in'require'
来自D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/早餐-0.5.1/lib/早餐。rb:3:in`'
来自D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler/runtime.rb:91:in'require'
from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler/runtime.rb:91:in'block（2级）in require'
from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler/runtime.rb:86:in'each'
from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler/runtime.rb:86:在'block in require'中
from D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler/runtime.rb:75:in'each'
来自D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler/runtime.rb:75:in'require'
来自D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/bundler-1.13.7/lib/bundler.rb:106:in'require'
来自D:/ProjectExt/confirm\u server/config/application.rb:7:in`'
来自D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/railties-5.0.2/lib/rails/commands/commands\u tasks.rb:88:in'require'
来自D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/railties-5.0.2/lib/rails/commands/commands\u tasks.rb:88:“服务器中的块”
来自D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/railties-5.0.2/lib/rails/commands/commands\u tasks.rb:85:in'tap'
来自D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/railties-5.0.2/lib/rails/commands/commands\u tasks.rb:85:in'server'
来自D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/railties-5.0.2/lib/rails/commands/commands\u tasks.rb:49:in“run\u command！”
来自D:/Development/RailsInstaller/Ruby2.3.0/lib/ruby/gems/2.3.0/gems/railties-5.0.2/lib/rails/commands.rb:18:in`'
从箱子/轨道：9:in“require”

您的gem文件中是否包含早餐宝石？如果是这样的话，请安装一次bundle并重试againI已经包含的早餐gem，但运行

rails s

会抛出异常