scaffold not generating _form.rhtlml.erb fiel in app/view

i have installed
ruby 1.8.6 window version,
rails 2.0.2

everything runs fine except SCAFFOLD
when i run
ruby script/generate scaffold modelname controllername actions
e,g. C:depot>ruby script/generate scaffold Album albums
           it gives following error
"WRONG NUMBER OF ARGUMENTS (1 FOR 2)"
i tried with many dummyprojects and tutorial,
BUT if i run
   ruby script/generate scaffold modelname
e.g ruby script/generate scaffold Album
IT'S RUN FINE
SEE THE FOLLOWING

C:\InstantRails-2.0-win_2\rails_apps\music_library_development>ruby
script/generate scaffold Album albums
      exists app/models/
      exists app/controllers/
      exists app/helpers/
      create app/views/products
      exists app/views/layouts/
      exists test/functional/
      exists test/unit/
      create app/views/products/index.html.erb
wrong number of arguments (1 for 2)

C:\InstantRails-2.0-win_2\rails_apps\music_library_development>ruby
script/generate scaffold Album
      exists app/models/
      exists app/controllers/
      exists app/helpers/
      exists app/views/albums
      exists app/views/layouts/
      exists test/functional/
      exists test/unit/
      create app/views/products/index.html.erb
      create app/views/products/show.html.erb
      create app/views/products/new.html.erb
      create app/views/products/edit.html.erb
      create app/views/layouts/albums.html.erb
      create public/stylesheets/scaffold.css
  dependency model
      exists app/models/
      exists test/unit/
      exists test/fixtures/
      create app/models/album.rb
      create test/unit/album_test.rb
      create test/fixtures/albums.yml
      create db/migrate
      create db/migrate/20080628070012_create_albums.rb
      create app/controllers/albums_controller.rb
      create test/functional/albums_controller_test.rb
      create app/helpers/albums_helper.rb
       route map.resources :albums

C:\InstantRails-2.0-win_2\rails_apps\music_library_development>

BUT RESULTS ARE A BIT DIFFERENT ,
i am looking for Modelname "album", Controllername " albums "
and Actions "show.rhtml, new.rhml, edit.rhtml,_form.rhtml"

BUT RESULTS ARE
Modelname " album" , Controllername " albums",and Actions
"show.html.erb,new.html.erb,edit.html.erb,index.html.erb"

PLZ HELP ME WHAT'S GOING WRONG
Thanks

Pravin Mishra
Pravinmishra88@gmail.com

You need a model name then the attributes for the model.
ruby script/generate scaffold modelname name:string, etc ....