标签: ruby-on-rails ruby rubygems
我正在尝试通过执行gem install rails来安装rails gem,我收到以下错误:
gem install rails
ERROR: While executing gem ... (TypeError) no implicit conversion of nil into String
使用rbenv安装的ruby版本:
$ rbenv versions system * 2.3.1 (set by /Users/Michael/.rbenv/version)
我在OS X 10.9.5