title: RVM Ruby on Snow Leopard
body: <p>I installed RVM and then the most recent version of Ruby with it. Now when I try to generate a new rails app I get the following error message.</p>
  
  <pre><code>    NOTE: Gem::Specification#default_executable= is deprecated with no replacement. It will be removed on or after 2011-10-01.
      Gem::Specification#default_executable= called from /Users/local/.rvm/gems/ruby-1.9.2-p180@global/specifications/rake-0.8.7.gemspec:10.
      NOTE: Gem::Specification#default_executable= is deprecated with no replacement. It will be removed on or after 2011-10-01.
      Gem::Specification#default_executable= called from /Users/local/.rvm/gems/ruby-1.9.2-p180/specifications/rake-0.8.7.gemspec:10.
      NOTE: Gem::Specification#default_executable= is deprecated with no replacement. It will be removed on or after 2011-10-01.
      Gem::Specification#default_executable= called from /Users/local/.rvm/gems/ruby-1.9.2-p180/specifications/rubygems-update-1.8.1.gemspec:11.
      /Library/Ruby/Site/1.8/rubygems/dependency.rb:247:in `to_specs': Could not find rails (&gt;= 0) amongst [rake-0.8.7, rake-0.8.7, rubygems-update-1.8.1] (Gem::LoadError)
          from /Library/Ruby/Site/1.8/rubygems/dependency.rb:256:in `to_spec'
          from /Library/Ruby/Site
  
  /1.8/rubygems.rb:1182:in `gem'
      from /usr/bin/rails:18
  </code></pre>
  
  <p>Any idea on why this is happening?</p>