##Action Mailer config:

ActionMailer::Base.delivery_method = :smtp
ActionMailer::Base.perform_deliveries = true
ActionMailer::Base.server_settings = {
  :address => "mail.foo.co.uk",
  :authentication => :login,
  :username => 'daemon foo.co.uk',
  :password => 'bar'
}

##Log error:

ArgumentError (both user and secret are required):
    /usr/local/lib/ruby/1.8/net/smtp.rb:563:in `check_auth_args'
    /usr/local/lib/ruby/1.8/net/smtp.rb:391:in `do_start'
    /usr/local/lib/ruby/1.8/net/smtp.rb:378:in `start'
    /usr/local/lib/ruby/1.8/net/smtp.rb:316:in `start'
    /vendor/rails/actionmailer/lib/action_mailer/base.rb:511:in `perform_delivery_smtp'
    /vendor/rails/actionmailer/lib/action_mailer/base.rb:397:in `deliver!'
    /vendor/rails/actionmailer/lib/action_mailer/base.rb:291:in `method_missing'
    /app/controllers/login_controller.rb:26:in `register'
    /vendor/rails/actionpack/lib/action_controller/base.rb:941:in `perform_action_without_filters'
    /vendor/rails/actionpack/lib/action_controller/filters.rb:368:in `perform_action_without_benchmark'
    /vendor/rails/actionpack/lib/action_controller/benchmarking.rb:69:in `perform_action_without_rescue'
    /usr/local/lib/ruby/1.8/benchmark.rb:293:in `measure'
    /vendor/rails/actionpack/lib/action_controller/benchmarking.rb:69:in `perform_action_without_rescue'
    /vendor/rails/actionpack/lib/action_controller/rescue.rb:82:in `perform_action'
    /vendor/rails/actionpack/lib/action_controller/base.rb:408:in `process_without_filters'
    /vendor/rails/actionpack/lib/action_controller/filters.rb:377:in `process_without_session_management_support'
    /vendor/rails/actionpack/lib/action_controller/session_management.rb:117:in `process'
    /vendor/rails/railties/lib/dispatcher.rb:38:in `dispatch'
    /vendor/rails/railties/lib/fcgi_handler.rb:150:in `process_request'
    /vendor/rails/railties/lib/fcgi_handler.rb:54:in `process!'
    /usr/local/lib/ruby/gems/1.8/gems/fcgi-0.8.6.1/./fcgi.rb:600:in `each_cgi'
    /usr/local/lib/ruby/gems/1.8/gems/fcgi-0.8.6.1/./fcgi.rb:597:in `each_cgi'
    /vendor/rails/railties/lib/fcgi_handler.rb:53:in `process!'
    /vendor/rails/railties/lib/fcgi_handler.rb:23:in `process!'
    dispatch.fcgi:24