Trouble updating to Rails 2.0

I recently updated my gems and first I got an error with Rails.

Aparently, Rails 2.0 has a dependency on ActiveResource, but the gems
dont install it as a dependency. At least not when upgrading from
1.2.6 to 2.0

Then, when I try to freeze the gems to generate the new documentation,
I get the following error:

gabriel@fenix:~/dummy$ rake rails:freeze:gems --trace
(in /home/gabriel/dummy)
rake aborted!
no such file to load – /home/gabriel/dummy/config/…/vendor/rails/
railties/lib/initializer
/usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in
gem_original_require' /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:inrequire’
/home/gabriel/dummy/config/boot.rb:45:in load_initializer' /home/gabriel/dummy/config/boot.rb:38:inrun’
/home/gabriel/dummy/config/boot.rb:11:in boot!' /home/gabriel/dummy/config/boot.rb:108 /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:ingem_original_require’
/usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in
require' /home/gabriel/dummy/Rakefile:4 /usr/lib/ruby/gems/1.8/gems/rake-0.7.3/lib/rake.rb:1940:inload’
/usr/lib/ruby/gems/1.8/gems/rake-0.7.3/lib/rake.rb:1940:in
raw_load_rakefile' /usr/lib/ruby/gems/1.8/gems/rake-0.7.3/lib/rake.rb:1727:inload_rakefile’
/usr/lib/ruby/gems/1.8/gems/rake-0.7.3/lib/rake.rb:1761:in
standard_exception_handling' /usr/lib/ruby/gems/1.8/gems/rake-0.7.3/lib/rake.rb:1726:inload_rakefile’
/usr/lib/ruby/gems/1.8/gems/rake-0.7.3/lib/rake.rb:1710:in run' /usr/lib/ruby/gems/1.8/gems/rake-0.7.3/lib/rake.rb:1761:instandard_exception_handling’
/usr/lib/ruby/gems/1.8/gems/rake-0.7.3/lib/rake.rb:1708:in run' /usr/lib/ruby/gems/1.8/gems/rake-0.7.3/bin/rake:7 /usr/bin/rake:16:inload’
/usr/bin/rake:16

Am I missing something or the rails 2.0 gems are missing something?
Gems version is 0.9.5

Yeah, I get the same error. The freeze:gem task is broken

A workaround is to just use this command:
svn export http://dev.rubyonrails.org/svn/rails/tags/rel_2-0-1/ vendor/
rails