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:in `plugins'         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:in `map'         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:in `all_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:in `add_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:in `gem_original_require'         from /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb: 27:in `require'         from script/generate:3