Edge Rails + restful_authentication

Hi All,

I am trying to Integrate restful_authentication in my application
which uses the edge rails.
what really could be the problem?

saurabh@coolhost:~/bluechip$ ruby script/generate authenticated user
sessions
./script/…/config/…/vendor/rails/railties/lib/rails/plugin/
locator.rb:91:in add': wrong number of arguments (4 for 1) (ArgumentError) from ./script/../config/../vendor/rails/railties/lib/rails/ plugin/locator.rb:91:inplugins’
from ./script/…/config/…/vendor/rails/railties/lib/rails/
plugin/loader.rb:63:in locate_plugins' from ./script/../config/../vendor/rails/railties/lib/rails/ plugin/loader.rb:62:inmap’
from ./script/…/config/…/vendor/rails/railties/lib/rails/
plugin/loader.rb:62:in locate_plugins' from ./script/../config/../vendor/rails/railties/lib/rails/ plugin/loader.rb:27:inall_plugins’
from ./script/…/config/…/vendor/rails/railties/lib/rails/
plugin/loader.rb:22:in plugins' from ./script/../config/../vendor/rails/railties/lib/rails/ plugin/loader.rb:45:inadd_plugin_load_paths’
from ./script/…/config/…/vendor/rails/railties/lib/
initializer.rb:235:in add_plugin_load_paths' ... 6 levels... from /home/saurabh/bluechip/vendor/rails/railties/lib/commands/ generate.rb:1 from /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb: 27:ingem_original_require’
from /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:
27:in `require’
from script/generate:3