Ruby on Rails. Micheal Hartls Chapter 5. Something strange
===

Next problem with rails tutorial (stil 5 chapter).. Now it looks like this. 
When I'm trying to run rails server I'am getting something like this in cmd:
ruby 1.9.3p194 (2012-04-20) [i386-mingw32]

C:\Users\Mama  i Tata>cd  c:/rails_project/my_app

    c:\rails_project\my_app>rails s
    => Booting WEBrick
    => Rails 3.2.6 application starting in development on http://0.0.0.0:3000
    => Call with -d to detach
    => Ctrl-C to shutdown server
    Exiting
    c:/rails_project/my_app/config/routes.rb:1:in `<top (required)>': uninitialized
    constant SampleApp (NameError)
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/applic
    ation/routes_reloader.rb:40:in `block in load_paths'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/applic
    ation/routes_reloader.rb:40:in `each'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/applic
    ation/routes_reloader.rb:40:in `load_paths'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/applic
    ation/routes_reloader.rb:16:in `reload!'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/applic
    ation/routes_reloader.rb:26:in `block in updater'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/activesupport-3.2.6/lib/active_
    support/file_update_checker.rb:78:in `call'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/activesupport-3.2.6/lib/active_
    support/file_update_checker.rb:78:in `execute'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/applic
    ation/routes_reloader.rb:27:in `updater'
        from C:in `execute_if_updated'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/applic
    ation/finisher.rb:66:in `block in <module:Finisher>'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/initia
    lizable.rb:30:in `instance_exec'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/initia
    lizable.rb:30:in `run'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/initia
    lizable.rb:55:in `block in run_initializers'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/initia
    lizable.rb:54:in `each'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/initia
    lizable.rb:54:in `run_initializers'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/applic
    ation.rb:136:in `initialize!'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/railti
    e/configurable.rb:30:in `method_missing'
        from c:/rails_project/my_app/config/environment.rb:5:in `<top (required)

        from c:/rails_project/my_app/config.ru:4:in `require'
        from c:/rails_project/my_app/config.ru:4:in `block in <main>'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/rack-1.4.1/lib/rack/builder.rb:
    51:in `instance_eval'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/rack-1.4.1/lib/rack/builder.rb:
    51:in `initialize'
        from c:/rails_project/my_app/config.ru:1:in `new'
        from c:/rails_project/my_app/config.ru:1:in `<main>'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/rack-1.4.1/lib/rack/builder.rb:
    40:in `eval'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/rack-1.4.1/lib/rack/builder.rb:
    40:in `parse_file'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/rack-1.4.1/lib/rack/server.rb:2
    00:in `app'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/comman
    ds/server.rb:46:in `app'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/rack-1.4.1/lib/rack/server.rb:3
    01:in `wrapped_app'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/rack-1.4.1/lib/rack/server.rb:2
    52:in `start'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/comman
    ds/server.rb:70:in `start'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/comman
    ds.rb:55:in `block in <top (required)>'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/comman
    ds.rb:50:in `tap'
        from C:/Ruby193/lib/ruby/gems/1.9.1/gems/railties-3.2.6/lib/rails/comman
    ds.rb:50:in `<top (required)>'
        from script/rails:6:in `require'
        from script/rails:6:in `<main>'


Got any idea? 
Thanks for your help!