title: Please require this file from within a Capistrano recipe (LoadError)
body: <p>I'm using Capistrano 2 with Rails 3 project. Recently I rebuilt my gemset form scratch and now I receive error "Please require this file from within a Capistrano recipe (LoadError)" when I try to run rails server.</p>
  
  <p>Detailed error message:</p>
  
  <pre><code>/Users/leonidlukin/.rvm/rubies/ruby-1.9.3-p429/bin/ruby -e $stdout.sync=true;$stderr.sync=true;load($0=ARGV.shift) /Users/leonidlukin/Sites/moscowshows/script/rails server -b 0.0.0.0 -p 3000 -e development
  /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/capistrano-2.15.5/lib/capistrano/configuration/loading.rb:18:in `instance': Please require this file from within a Capistrano recipe (LoadError)
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/rvm-capistrano-1.5.6/lib/rvm/capistrano/helpers/base.rb:16:in `rvm_with_capistrano'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/rvm-capistrano-1.5.6/lib/rvm/capistrano/helpers/_cset.rb:3:in `&lt;top (required)&gt;'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `block in require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:236:in `load_dependency'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/rvm-capistrano-1.5.6/lib/rvm/capistrano/base.rb:1:in `&lt;top (required)&gt;'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `block in require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:236:in `load_dependency'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/rvm-capistrano-1.5.6/lib/rvm/capistrano/selector.rb:1:in `&lt;top (required)&gt;'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `block in require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:236:in `load_dependency'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/rvm-capistrano-1.5.6/lib/rvm/capistrano.rb:3:in `&lt;top (required)&gt;'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/bundler-1.8.0/lib/bundler/runtime.rb:85:in `require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/bundler-1.8.0/lib/bundler/runtime.rb:85:in `rescue in block in require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/bundler-1.8.0/lib/bundler/runtime.rb:68:in `block in require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/bundler-1.8.0/lib/bundler/runtime.rb:61:in `each'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/bundler-1.8.0/lib/bundler/runtime.rb:61:in `require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/bundler-1.8.0/lib/bundler.rb:134:in `require'
      from /Users/leonidlukin/Sites/moscowshows/config/application.rb:13:in `&lt;top (required)&gt;'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/railties-3.2.13/lib/rails/commands.rb:53:in `require'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/railties-3.2.13/lib/rails/commands.rb:53:in `block in &lt;top (required)&gt;'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/railties-3.2.13/lib/rails/commands.rb:50:in `tap'
      from /Users/leonidlukin/.rvm/gems/ruby-1.9.3-p429@moscowshows/gems/railties-3.2.13/lib/rails/commands.rb:50:in `&lt;top (required)&gt;'
      from /Users/leonidlukin/Sites/moscowshows/script/rails:6:in `require'
      from /Users/leonidlukin/Sites/moscowshows/script/rails:6:in `&lt;top (required)&gt;'
      from -e:1:in `load'
      from -e:1:in `&lt;main&gt;'
  
  Process finished with exit code 1
  </code></pre>
  
  <p>Which file I should require from within a Capistrano recipe?</p>