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Gem::InstallError: net-ssh requires Ruby version >= 2.0
修改Gemfile,变一下版本
gem ‘unicorn‘ group :test, :development do gem "rspec-rails", ">= 2.5.0" gem ‘factory_girl‘, ‘2.6.4‘ gem ‘factory_girl_rails‘, ‘1.7.0‘ gem ‘faker‘, ‘1.1.2‘ gem ‘forgery‘, ‘0.5.0‘ gem ‘magic_encoding‘, ‘0.0.2‘ gem ‘email_spec‘, ‘1.4.0‘ gem ‘net-ssh‘, ‘~> 2.0‘ gem ‘capistrano‘, ‘~> 2.15.7‘ gem ‘capistrano-rbenv‘, ‘1.0.5‘ gem ‘rb-readline‘,‘0.4.2‘ end
部署老系统出现的问题Gem::InstallError: net-ssh requires Ruby version >= 2.0
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原文地址：http://www.cnblogs.com/iwangzheng/p/5182234.html
