【发布时间】：2015-09-28 02:41:22
【问题描述】：
这是我得到的错误：
iMac:raddit Keith$ rails s
=> Booting WEBrick
=> Rails 4.2.3 application starting in development on http://localhost:3000
=> Run `rails server -h` for more startup options
=> Ctrl-C to shutdown server
[2015-07-09 10:35:43] INFO WEBrick 1.3.1
[2015-07-09 10:35:43] INFO ruby 2.2.2 (2015-04-13) [x86_64-darwin14]
Exiting
/Users/Keith/.rbenv/versions/2.2.2/lib/ruby/2.2.0/socket.rb:232:in `getaddrinfo': getaddrinfo: nodename nor servname provided, or not known (SocketError)
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/2.2.0/socket.rb:232:in `foreach'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/2.2.0/socket.rb:459:in `tcp_server_sockets'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/2.2.0/webrick/utils.rb:70:in `create_listeners'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/2.2.0/webrick/server.rb:133:in `listen'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/2.2.0/webrick/server.rb:114:in `initialize'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/2.2.0/webrick/httpserver.rb:45:in `initialize'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/rack-1.6.4/lib/rack/handler/webrick.rb:31:in `new'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/rack-1.6.4/lib/rack/handler/webrick.rb:31:in `run'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/rack-1.6.4/lib/rack/server.rb:286:in `start'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/railties-4.2.3/lib/rails/commands/server.rb:80:in `start'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/railties-4.2.3/lib/rails/commands/commands_tasks.rb:80:in `block in server'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/railties-4.2.3/lib/rails/commands/commands_tasks.rb:75:in `tap'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/railties-4.2.3/lib/rails/commands/commands_tasks.rb:75:in `server'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/railties-4.2.3/lib/rails/commands/commands_tasks.rb:39:in `run_command!'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/railties-4.2.3/lib/rails/commands.rb:17:in `<top (required)>'
from /Users/Keith/Documents/0Coding/Rails/raddit/bin/rails:8:in `require'
from /Users/Keith/Documents/0Coding/Rails/raddit/bin/rails:8:in `<top (required)>'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/spring-1.3.6/lib/spring/client/rails.rb:28:in `load'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/spring-1.3.6/lib/spring/client/rails.rb:28:in `call'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/spring-1.3.6/lib/spring/client/command.rb:7:in `call'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/spring-1.3.6/lib/spring/client.rb:26:in `run'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/spring-1.3.6/bin/spring:48:in `<top (required)>'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/spring-1.3.6/lib/spring/binstub.rb:11:in `load'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/gems/2.2.0/gems/spring-1.3.6/lib/spring/binstub.rb:11:in `<top (required)>'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/2.2.0/rubygems/core_ext/kernel_require.rb:54:in `require'
from /Users/Keith/.rbenv/versions/2.2.2/lib/ruby/2.2.0/rubygems/core_ext/kernel_require.rb:54:in `require'
from /Users/Keith/Documents/0Coding/rails/raddit/bin/spring:13:in `<top (required)>'
from bin/rails:3:in `load'
from bin/rails:3:in `<main>'
我已尝试更新此处列出的所有 gem、rails、ruby、特定 gem（spring、railties 等），我捆绑安装，rake db:migrate.. 我不太擅长 rails，所以感谢任何帮助. 谢谢！
++kb
【问题讨论】：
-
试试
rails s -b 0.0.0.0 -
这成功了！将 rails 服务器绑定到 0.0.0.0 是解决方案。我认为这与我使用的 MAMP 堆栈有关。我必须更改设置才能进行设置。谢谢！ （我会将此标记为答案，但这只是一个评论。）
标签： ruby-on-rails ruby-on-rails-4