From: Picky Mendoza Date: 2010-05-23T16:14:38+09:00 Subject: Ruby 1.8.7 and1.9.1 installation problems Hi all I'm running on my machine vindows vista home and ajust can not install ruby 1.8.7 or 1.9.1 on my machine. I used window-installer for this ruby release but after installing i can not install any gems like rails or wxruby . After tipping in cmd : gem install rails,it sais gem is not a internal or external command. What to do to make ruby to work?? -- Posted via http://www.ruby-forum.com/.