The bug can be reproduced in both trunk and tags/2.0.3 .
$ RAILS_ENV=production rake about
About your application's environment
Ruby version 1.9.3 (i386-freebsd7)
RubyGems version 1.8.24
Rack version 1.4
Rails version 3.2.6
Active Record version 3.2.6
Action Pack version 3.2.6
Active Resource version 3.2.6
Action Mailer version 3.2.6
Active Support version 3.2.6
Middleware Rack::Cache, ActionDispatch::Static, Rack::Lock, #<ActiveSupport::Cache::Strategy::LocalCache::Middleware:0x28f90f4c>, Rack::Runtime, Rack::MethodOverride, ActionDispatch::RequestId, Rails::Rack::Logger, ActionDispatch::ShowExceptions, ActionDispatch::DebugExceptions, ActionDispatch::RemoteIp, ActionDispatch::Callbacks, ActiveRecord::ConnectionAdapters::ConnectionManagement, ActiveRecord::QueryCache, ActionDispatch::Cookies, ActionDispatch::Session::CookieStore, ActionDispatch::Flash, ActionDispatch::ParamsParser, ActionDispatch::Head, Rack::ConditionalGet, Rack::ETag, ActionDispatch::BestStandardsSupport, OpenIdAuthentication
Application root (snip)
Environment production
Database adapter sqlite3
Database schema version 20120705074331