Ruby on rails 4 尝试在Ubuntu 14.04上启动Webrick时出错
这是我在使用“rails服务器”时得到的输出 当试图通过Google Chrome访问该页面时，该页面也不会加载，这是在虚拟机上Ruby on rails 4 尝试在Ubuntu 14.04上启动Webrick时出错,ruby-on-rails-4,webrick,Ruby On Rails 4,Webrick,这是我在使用“rails服务器”时得到的输出 当试图通过Google Chrome访问该页面时，该页面也不会加载，这是在虚拟机上 => Booting WEBrick => Rails 4.1.7 application starting in development on http: //0.0.0.0:3000 => Run `rails server -h` for more startup options => Notice: server is listenin
=> Booting WEBrick
=> Rails 4.1.7 application starting in development on http: //0.0.0.0:3000
=> Run `rails server -h` for more startup options
=> Notice: server is listening on all interfaces (0.0.0.0). Consider using 127.0.0.1 (--binding option)
=> Ctrl-C to shutdown server
Exiting
/home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:250:in `mkdir': Permission denied @ dir_s_mkdir - /home/ubuntu/tracks/tmp (Errno::EACCES)
from /home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:250:in `fu_mkdir'
from /home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:224:in `block (2 levels) in mkdir_p'
from /home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:222:in `reverse_each'
from /home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:222:in `block in mkdir_p'
from /home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:208:in `each'
from /home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:208:in `mkdir_p'
from /home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/server.rb:125:in `block in create_tmp_directories'
from /home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/server.rb:124:in `each'
from /home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/server.rb:124:in `create_tmp_directories'
from /home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/server.rb:66:in `start'
from /home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/commands_tasks.rb:81:in `block in server'
from /home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/commands_tasks.rb:76:in `tap'
from /home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/commands_tasks.rb:76:in `server'
from /home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/commands_tasks.rb:40:in `run_command!'
from /home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands.rb:17:in `<top (required)>'
from bin/rails:10:in `require'
from bin/rails:10:in `<main>'
=>启动WEBrick
=>Rails 4.1.7应用程序在http://0.0.0.0:3000上开始开发
=>运行“rails服务器-h”以获得更多启动选项
=>注意：服务器正在侦听所有接口（0.0.0.0）。考虑使用127.0.0.1（-绑定选项）
=>Ctrl-C关闭服务器
退出
/home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:250:in'mkdir'：权限被拒绝@dir\u s\u mkdir-/home/ubuntu/tracks/tmp（Errno:：EACCES）
from/home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:250:in'fu_mkdir'
from/home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:224:in`block（2层）in mkdir\u p'
from/home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:222:in‘reverse_each’
from/home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:222:in'block in mkdir\u p'
from/home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:208:in'each'
from/home/ubuntu/.rvm/rubies/ruby-2.1.5/lib/ruby/2.1.0/fileutils.rb:208:in'mkdir\u p'
来自/home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/server.rb:125:“创建tmp目录中的块”
来自/home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/server.rb:124:in“each”
来自/home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/server.rb:124:“创建tmp目录”
从/home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/server.rb:66:在“开始”中
来自/home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/commands\u tasks.rb:81:“服务器中的块”中
来自/home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/commands\u tasks.rb:76:in'tap'
来自/home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/commands\u tasks.rb:76:in“server”
来自/home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands/commands\u tasks.rb:40:in“run\u command！”
来自/home/ubuntu/.rvm/gems/ruby-2.1.5/gems/railties-4.1.7/lib/rails/commands.rb:17:in`'
从箱子/轨道：10:in“require”
从箱子/轨道：10:in`'
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su ubuntu
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