I have a problem with scaffolds

Hi there I have created some scaffolds, but they dont work for example

=============================================================
$ script/generate scaffold Posts title:string body:text
/usr/lib/ruby/1.8/xmlsimple.rb:275: warning: already initialized
constant KNOWN_OPTIONS
/usr/lib/ruby/1.8/xmlsimple.rb:280: warning: already initialized
constant DEF_KEY_ATTRIBUTES
/usr/lib/ruby/1.8/xmlsimple.rb:281: warning: already initialized
constant DEF_ROOT_NAME
/usr/lib/ruby/1.8/xmlsimple.rb:282: warning: already initialized
constant DEF_CONTENT_KEY
/usr/lib/ruby/1.8/xmlsimple.rb:283: warning: already initialized
constant DEF_XML_DECLARATION
/usr/lib/ruby/1.8/xmlsimple.rb:284: warning: already initialized
constant DEF_ANONYMOUS_TAG
/usr/lib/ruby/1.8/xmlsimple.rb:285: warning: already initialized
constant DEF_FORCE_ARRAY
/usr/lib/ruby/1.8/xmlsimple.rb:286: warning: already initialized
constant DEF_INDENTATION
/usr/lib/ruby/1.8/xmlsimple.rb:287: warning: already initialized
constant DEF_KEY_TO_SYMBOL
:0:Warning: Gem::SourceIndex#search support for Regexp patterns is
deprecated
exists app/models/
exists app/controllers/
exists app/helpers/
create app/views/posts
exists app/views/layouts/
exists test/functional/
exists test/unit/
exists public/stylesheets/
create app/views/posts/index.html.erb
create app/views/posts/show.html.erb
create app/views/posts/new.html.erb
create app/views/posts/edit.html.erb
identical app/views/layouts/posts.html.erb
identical public/stylesheets/scaffold.css
create app/controllers/posts_controller.rb
create test/functional/posts_controller_test.rb
create app/helpers/posts_helper.rb
route map.resources :posts
dependency model
:0:Warning: Gem::SourceIndex#search support for Regexp patterns is
deprecated
exists app/models/
exists test/unit/
exists test/fixtures/
create app/models/posts.rb
create test/unit/posts_test.rb
create test/fixtures/posts.yml
exists db/migrate
create db/migrate/20090925154641_create_posts.rb
$ rm db/development.sqlite3 db/schema.rb
$ rake db:migrate

the result is OK…

Also I have even I have striped in routes.rb to (also let the default
content)

ActionController::Routing::Routes.draw do |map|
map.resources :posts
end

But the result is the same :

NameError in Posts#index

Showing posts/index.html.erb where line #22 raised:

undefined local variable or method `new_posts_path’ for
#ActionView::Base:0xb6f85f78

Extracted source (around line #22):

19:
20:

21:
22: <%= link_to ‘New posts’, new_posts_path %>

RAILS_ROOT: /media/desa/smartdsign/svn/catalogo
Application Trace | Framework Trace | Full Trace

app/views/posts/index.html.erb:22:in
_run_erb_47app47views47posts47index46html46erb' app/controllers/posts_controller.rb:7:inindex’

vendor/rails/actionpack/lib/action_view/base.rb:338:in send' vendor/rails/actionpack/lib/action_view/base.rb:338:inexecute’
vendor/rails/actionpack/lib/action_view/template_handlers/
compilable.rb:29:in send' vendor/rails/actionpack/lib/action_view/template_handlers/ compilable.rb:29:inrender’
vendor/rails/actionpack/lib/action_view/template.rb:35:in render' vendor/rails/actionpack/lib/action_view/template.rb:22:inrender_template’
vendor/rails/actionpack/lib/action_view/base.rb:245:in render_file' vendor/rails/actionpack/lib/action_controller/base.rb:1108:inrender_for_file’
vendor/rails/actionpack/lib/action_controller/base.rb:865:in
render_with_no_layout' vendor/rails/actionpack/lib/action_controller/base.rb:880:inrender_with_no_layout’
vendor/rails/actionpack/lib/action_controller/layout.rb:251:in
render_without_benchmark' vendor/rails/actionpack/lib/action_controller/benchmarking.rb:51:inrender’
vendor/rails/activesupport/lib/active_support/core_ext/benchmark.rb:
8:in realtime' vendor/rails/actionpack/lib/action_controller/benchmarking.rb:51:inrender’
vendor/rails/actionpack/lib/action_controller/mime_responds.rb:131:in
send' vendor/rails/actionpack/lib/action_controller/mime_responds.rb:131:incustom’
vendor/rails/actionpack/lib/action_controller/mime_responds.rb:160:in
call' vendor/rails/actionpack/lib/action_controller/mime_responds.rb:160:inrespond’
vendor/rails/actionpack/lib/action_controller/mime_responds.rb:154:in
each' vendor/rails/actionpack/lib/action_controller/mime_responds.rb:154:inrespond’
vendor/rails/actionpack/lib/action_controller/mime_responds.rb:107:in
respond_to' vendor/rails/actionpack/lib/action_controller/base.rb:1162:insend’
vendor/rails/actionpack/lib/action_controller/base.rb:1162:in
perform_action_without_filters' vendor/rails/actionpack/lib/action_controller/filters.rb:580:incall_filters’
vendor/rails/actionpack/lib/action_controller/filters.rb:573:in
perform_action_without_benchmark' vendor/rails/actionpack/lib/action_controller/benchmarking.rb:68:inperform_action_without_rescue’
/usr/lib/ruby/1.8/benchmark.rb:293:in measure' vendor/rails/actionpack/lib/action_controller/benchmarking.rb:68:inperform_action_without_rescue’
vendor/rails/actionpack/lib/action_controller/rescue.rb:201:in
perform_action_without_caching' vendor/rails/actionpack/lib/action_controller/caching/sql_cache.rb: 13:inperform_action’
vendor/rails/activerecord/lib/active_record/connection_adapters/
abstract/query_cache.rb:33:in cache' vendor/rails/activerecord/lib/active_record/query_cache.rb:8:incache’
vendor/rails/actionpack/lib/action_controller/caching/sql_cache.rb:
12:in perform_action' vendor/rails/actionpack/lib/action_controller/base.rb:529:insend’
vendor/rails/actionpack/lib/action_controller/base.rb:529:in
process_without_filters' vendor/rails/actionpack/lib/action_controller/filters.rb:569:inprocess_without_session_management_support’
vendor/rails/actionpack/lib/action_controller/session_management.rb:
130:in process' vendor/rails/actionpack/lib/action_controller/base.rb:389:inprocess’
vendor/rails/actionpack/lib/action_controller/dispatcher.rb:149: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/webrick_server.rb:112:in handle_dispatch' vendor/rails/railties/lib/webrick_server.rb:78:inservice’
/usr/lib/ruby/1.8/webrick/httpserver.rb:104:in service' /usr/lib/ruby/1.8/webrick/httpserver.rb:65:inrun’
/usr/lib/ruby/1.8/webrick/server.rb:173:in start_thread' /usr/lib/ruby/1.8/webrick/server.rb:162:instart’
/usr/lib/ruby/1.8/webrick/server.rb:162:in start_thread' /usr/lib/ruby/1.8/webrick/server.rb:95:instart’
/usr/lib/ruby/1.8/webrick/server.rb:92:in each' /usr/lib/ruby/1.8/webrick/server.rb:92:instart’
/usr/lib/ruby/1.8/webrick/server.rb:23:in start' /usr/lib/ruby/1.8/webrick/server.rb:82:instart’
vendor/rails/railties/lib/webrick_server.rb:62:in dispatch' vendor/rails/railties/lib/commands/servers/webrick.rb:66 /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:ingem_original_require’
/usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in require' vendor/rails/activesupport/lib/active_support/dependencies.rb:509:inrequire’
vendor/rails/activesupport/lib/active_support/dependencies.rb:354:in
new_constants_in' vendor/rails/activesupport/lib/active_support/dependencies.rb:509:inrequire’
vendor/rails/railties/lib/commands/server.rb:39
/usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in
gem_original_require' /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:inrequire’
script/server:3

app/views/posts/index.html.erb:22:in
_run_erb_47app47views47posts47index46html46erb' vendor/rails/actionpack/lib/action_view/base.rb:338:insend’
vendor/rails/actionpack/lib/action_view/base.rb:338:in execute' vendor/rails/actionpack/lib/action_view/template_handlers/ compilable.rb:29:insend’
vendor/rails/actionpack/lib/action_view/template_handlers/
compilable.rb:29:in render' vendor/rails/actionpack/lib/action_view/template.rb:35:inrender’
vendor/rails/actionpack/lib/action_view/template.rb:22:in
render_template' vendor/rails/actionpack/lib/action_view/base.rb:245:inrender_file’
vendor/rails/actionpack/lib/action_controller/base.rb:1108:in
render_for_file' vendor/rails/actionpack/lib/action_controller/base.rb:865:inrender_with_no_layout’
vendor/rails/actionpack/lib/action_controller/base.rb:880:in
render_with_no_layout' vendor/rails/actionpack/lib/action_controller/layout.rb:251:inrender_without_benchmark’
vendor/rails/actionpack/lib/action_controller/benchmarking.rb:51:in
render' vendor/rails/activesupport/lib/active_support/core_ext/benchmark.rb: 8:inrealtime’
vendor/rails/actionpack/lib/action_controller/benchmarking.rb:51:in
render' vendor/rails/actionpack/lib/action_controller/mime_responds.rb:131:insend’
vendor/rails/actionpack/lib/action_controller/mime_responds.rb:131:in
custom' vendor/rails/actionpack/lib/action_controller/mime_responds.rb:160:incall’
vendor/rails/actionpack/lib/action_controller/mime_responds.rb:160:in
respond' vendor/rails/actionpack/lib/action_controller/mime_responds.rb:154:ineach’
vendor/rails/actionpack/lib/action_controller/mime_responds.rb:154:in
respond' vendor/rails/actionpack/lib/action_controller/mime_responds.rb:107:inrespond_to’
app/controllers/posts_controller.rb:7:in index' vendor/rails/actionpack/lib/action_controller/base.rb:1162:insend’
vendor/rails/actionpack/lib/action_controller/base.rb:1162:in
perform_action_without_filters' vendor/rails/actionpack/lib/action_controller/filters.rb:580:incall_filters’
vendor/rails/actionpack/lib/action_controller/filters.rb:573:in
perform_action_without_benchmark' vendor/rails/actionpack/lib/action_controller/benchmarking.rb:68:inperform_action_without_rescue’
/usr/lib/ruby/1.8/benchmark.rb:293:in measure' vendor/rails/actionpack/lib/action_controller/benchmarking.rb:68:inperform_action_without_rescue’
vendor/rails/actionpack/lib/action_controller/rescue.rb:201:in
perform_action_without_caching' vendor/rails/actionpack/lib/action_controller/caching/sql_cache.rb: 13:inperform_action’
vendor/rails/activerecord/lib/active_record/connection_adapters/
abstract/query_cache.rb:33:in cache' vendor/rails/activerecord/lib/active_record/query_cache.rb:8:incache’
vendor/rails/actionpack/lib/action_controller/caching/sql_cache.rb:
12:in perform_action' vendor/rails/actionpack/lib/action_controller/base.rb:529:insend’
vendor/rails/actionpack/lib/action_controller/base.rb:529:in
process_without_filters' vendor/rails/actionpack/lib/action_controller/filters.rb:569:inprocess_without_session_management_support’
vendor/rails/actionpack/lib/action_controller/session_management.rb:
130:in process' vendor/rails/actionpack/lib/action_controller/base.rb:389:inprocess’
vendor/rails/actionpack/lib/action_controller/dispatcher.rb:149: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/webrick_server.rb:112:in handle_dispatch' vendor/rails/railties/lib/webrick_server.rb:78:inservice’
/usr/lib/ruby/1.8/webrick/httpserver.rb:104:in service' /usr/lib/ruby/1.8/webrick/httpserver.rb:65:inrun’
/usr/lib/ruby/1.8/webrick/server.rb:173:in start_thread' /usr/lib/ruby/1.8/webrick/server.rb:162:instart’
/usr/lib/ruby/1.8/webrick/server.rb:162:in start_thread' /usr/lib/ruby/1.8/webrick/server.rb:95:instart’
/usr/lib/ruby/1.8/webrick/server.rb:92:in each' /usr/lib/ruby/1.8/webrick/server.rb:92:instart’
/usr/lib/ruby/1.8/webrick/server.rb:23:in start' /usr/lib/ruby/1.8/webrick/server.rb:82:instart’
vendor/rails/railties/lib/webrick_server.rb:62:in dispatch' vendor/rails/railties/lib/commands/servers/webrick.rb:66 /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:ingem_original_require’
/usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in require' vendor/rails/activesupport/lib/active_support/dependencies.rb:509:inrequire’
vendor/rails/activesupport/lib/active_support/dependencies.rb:354:in
new_constants_in' vendor/rails/activesupport/lib/active_support/dependencies.rb:509:inrequire’
vendor/rails/railties/lib/commands/server.rb:39
/usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in
gem_original_require' /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:inrequire’
script/server:3

Request

Parameters:

None

Show session dump


user_credentials:
6252a9019e849217cd459da20af7e44dfa55489e8b4c7483fd32cc7742be096203a3726b0af3f0dafa6b31fd10b5ceb4b3a71c98924dc7b2033cd7c4d613e87b
:csrf_id: c3d12be59f0a71df731b6ec9cb5eb4ae
flash: !map:ActionController::Flash::FlashHash {}

:return_to:
user_credentials_id: 1

Response

Headers:

{“Content-Type”=>“text/html”,
“cookie”=>[],
“Cache-Control”=>“no-cache”}

=============================================================

I dont know what is happening… I have been using the generators in
this project well, now they are failing?