From: Ruby Sea Date: 2012-07-28T16:32:22+09:00 Subject: Re: Problems with gems and Ruby 1.8.7 Posted by mark wiltshire (markemark) on 2012-07-17 18:39 > I had this particular problem as well and here's how I got around it: > For OS 10.7 + XCode4.3 only open Xcode preferences, select the > "Downloads" button, select the "Components" tab of Downloads, highlight > "Command Line Tools" and press the install button. Gem install rails > didn't give me any trouble after that. Hope that works for you too, It did work for me thank you so much :) -- Posted via http://www.ruby-forum.com/.