rails报错：No route matches "/say/hello" with {:method=>:get}):

按照robbin的文档安装好rails环境ruby1.8.7、rails2.1，启动服务： ruby script/server这都没问题，可是访问应用时报错：No route matches，具体日志如下：
[code="java"]
Processing ApplicationController#index (for 127.0.0.1 at 2010-06-10 21:44:23) [GET]
Session ID: BAh7BiIKZmxhc2hJQzonQWN0aW9uQ29udHJvbGxlcjo6Rmxhc2g6OkZsYXNo
SGFzaHsABjoKQHVzZWR7AA==--e8d6aac3c058870923dc857beb7ce73a66838044
Parameters: {}

ActionController::RoutingError (No route matches "/say/hello" with {:method=>:get}):
/vendor/rails/actionpack/lib/action_controller/routing/recognition_optimisation.rb:67:in recognize_path'
/vendor/rails/actionpack/lib/action_controller/routing/route_set.rb:384:inrecognize'
/vendor/rails/actionpack/lib/action_controller/dispatcher.rb:148:in handle_request'
/vendor/rails/actionpack/lib/action_controller/dispatcher.rb:107:indispatch'
/vendor/rails/actionpack/lib/action_controller/dispatcher.rb:104:in synchronize'
/vendor/rails/actionpack/lib/action_controller/dispatcher.rb:104:indispatch'
/vendor/rails/actionpack/lib/action_controller/dispatcher.rb:120:in dispatch_cgi'
/vendor/rails/actionpack/lib/action_controller/dispatcher.rb:35:indispatch'
/vendor/rails/railties/lib/fcgi_handler.rb:103:in process_request'
/vendor/rails/railties/lib/fcgi_handler.rb:153:inwith_signal_handler'
/vendor/rails/railties/lib/fcgi_handler.rb:101:in process_request'
/vendor/rails/railties/lib/fcgi_handler.rb:78:inprocess_each_request'
/usr/local/lib/site_ruby/1.8/fcgi.rb:612:in each_cgi'
/usr/local/lib/site_ruby/1.8/fcgi.rb:609:ineach'
/usr/local/lib/site_ruby/1.8/fcgi.rb:609:in each_cgi'
/vendor/rails/railties/lib/fcgi_handler.rb:77:inprocess_each_request'
/vendor/rails/railties/lib/fcgi_handler.rb:76:in catch'
/vendor/rails/railties/lib/fcgi_handler.rb:76:inprocess_each_request'
/vendor/rails/railties/lib/fcgi_handler.rb:50:in process!'
/vendor/rails/railties/lib/fcgi_handler.rb:24:inprocess!'
/public/dispatch.fcgi:26

Rendering /home/cmaster/web/demo/vendor/rails/actionpack/lib/action_controller/templates/rescues/layout.erb (not_found)
[/code]

不解析
[url]http://fireflyman.iteye.com/admin/blogs/677143[/url]
路由

[url]http://fireflyman.iteye.com/blog/679921[/url]
REST,資源和Rails

map.resources :say, :collection => {:hello => :get}