Ruby Capistrano示例错误-未定义符号'；地图'；用于：主机符号

我一直在尝试从以下链接运行基本的capistrano示例：

我保存在一个名为capfile的文件中

$ cap capfile

并获取以下错误：

➜  capistrano  cap --trace capfile
cap aborted!
NameError: undefined local variable or method `tasks_without_stage_dependency' for #<Capistrano::Application:0x007ff1734c8e40>
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/capistrano-3.2.1/lib/capistrano/application.rb:24:in `top_level_tasks'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:106:in `block in top_level'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:115:in `run_with_threads'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:100:in `top_level'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:78:in `block in run'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:176:in `standard_exception_handling'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:75:in `run'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/capistrano-3.2.1/lib/capistrano/application.rb:15:in `run'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/capistrano-3.2.1/bin/cap:3:in `<top (required)>'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/bin/cap:23:in `load'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/bin/cap:23:in `<main>'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/bin/ruby_executable_hooks:15:in `eval'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/bin/ruby_executable_hooks:15:in `<main>'

➜  capistrano cap--跟踪capfile
帽子流产了！
NameError:未定义的局部变量或方法“tasks\u不带\u stage\u dependency”#
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/capistrano-3.2.1/lib/capistrano/application.rb:24:在“顶级任务”中
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:106:在“顶级块”中
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:115:in'run_with_threads'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:100:“顶级”
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:78:in'block in run'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:176:在“标准异常处理”中
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:75:in'run'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/capistrano-3.2.1/lib/capistrano/application.rb:15:在“运行”中
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/capistrano-3.2.1/bin/cap:3:in`'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/bin/cap:23:in'load'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/bin/cap:23:in`'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/bin/ruby\u executable\u hooks:15:in'eval'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/bin/ruby\u可执行文件\u挂钩：15:in`'

我的ruby版本：ruby 2.1.1p76（2014-02-24修订版45161）[x86_64-darwin13.0]

---

Cap版本：Capistrano版本：3.2.1（Rake版本：10.2.2）

您提供的文档是针对Capistrano v2的，请使用新文档

在您的情况下，您需要从

➜  capistrano  cap --trace capfile
cap aborted!
NameError: undefined local variable or method `tasks_without_stage_dependency' for #<Capistrano::Application:0x007ff1734c8e40>
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/capistrano-3.2.1/lib/capistrano/application.rb:24:in `top_level_tasks'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:106:in `block in top_level'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:115:in `run_with_threads'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:100:in `top_level'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:78:in `block in run'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:176:in `standard_exception_handling'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/rake-10.2.2/lib/rake/application.rb:75:in `run'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/capistrano-3.2.1/lib/capistrano/application.rb:15:in `run'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/gems/capistrano-3.2.1/bin/cap:3:in `<top (required)>'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/bin/cap:23:in `load'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/bin/cap:23:in `<main>'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/bin/ruby_executable_hooks:15:in `eval'
/Users/Dhruv/.rvm/gems/ruby-2.1.1/bin/ruby_executable_hooks:15:in `<main>'