ruby-on-rails - 错误 : Could not find a valid gem 'rails' (>= 0) in any repository

Question

尝试安装 rails 3.2.7。
仍然坚持 rvm 等问题。

gem install rails

让我关注以下内容:-

ERROR: Could not find a valid gem 'rails' (>= 0) in any repository

如何启动 rails 3.2.7 并在我的系统中工作？

Answer 1

gem sources至少应包含 https://rubygems.org .如果不

gem sources -a https://rubygems.org

应该有帮助。