Ruby on Rails

On 2 January 2011 23:44, John Merlino <lists@ruby-forum.com> wrote:
> Hey all
>
> After upgrading to Rails 3, when I try to run Rails 2 app, I get this:
>
> script/server
> Missing the Rails 2.3.8 gem. Please `gem install -v=2.3.8 rails`, update
> your RAILS_GEM_VERSION setting in config/environment.rb for the Rails
> version you do have installed, or comment out RAILS_GEM_VERSION to use
> the latest version installed.
> MacBook-Pro:MK JANUARY jmerlino$ rails -v
> Rails 3.0.3

I think that if you want to run rails 2 and 3 apps on the same machine
the best way is to use rvm, which then allows completely independent
gem sets for each app.

Colin

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