*** Exception NoMethodError in PhusionPassenger::Rack::ApplicationSpawner (private method `warn' called for Puppet:Module) (process 17869):
        from /usr/lib/ruby/1.8/puppet/network/http_server/rack.rb:62:in `initialize'
        from config.ru:31:in `new'
        from config.ru:31
        from /var/lib/gems/1.8/gems/passenger-2.2.5/vendor/rack-1.0.0-git/lib/rack/builder.rb:29:in `instance_eval'
        from /var/lib/gems/1.8/gems/passenger-2.2.5/vendor/rack-1.0.0-git/lib/rack/builder.rb:29:in `initialize'
        from config.ru:1:in `new'
        from config.ru:1