Rails安装错误

Question

安装Rails时出现以下错误我运行gem install rails后出现以下错误

ERROR:  While executing gem ... (Gem::FilePermissionError)
    You don't have write permissions for the /Library/Ruby/Gems/2.0.0 directory.

Answer 1

您是否尝试过键入：

$ sudo gem install rails

类似的问题： ERROR: While executing gem ... (Gem::FilePermissionError)