Problem with ar_mailer

Hi guys, I’m running a strange problem sending emails. Basicly I’m
getting this exception:

ArgumentError (wrong number of arguments (1 for 0)):
/usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/
base.rb:642:in initialize' /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/ base.rb:642:innew’
/usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/
base.rb:642:in create' /usr/lib/ruby/gems/1.8/gems/ar_mailer-1.3.1/lib/action_mailer/ ar_mailer.rb:92:inperform_delivery_activerecord’
/usr/lib/ruby/gems/1.8/gems/ar_mailer-1.3.1/lib/action_mailer/
ar_mailer.rb:91:in each' /usr/lib/ruby/gems/1.8/gems/ar_mailer-1.3.1/lib/action_mailer/ ar_mailer.rb:91:inperform_delivery_activerecord’
/usr/lib/ruby/gems/1.8/gems/actionmailer-2.1.1/lib/action_mailer/
base.rb:508:in __send__' /usr/lib/ruby/gems/1.8/gems/actionmailer-2.1.1/lib/action_mailer/ base.rb:508:indeliver!’
/usr/lib/ruby/gems/1.8/gems/actionmailer-2.1.1/lib/action_mailer/
base.rb:383:in method_missing' /app/controllers/web_reservations_controller.rb:29:intest_email’
In my web_reservations_controller I have a simply method calling

TestMailer.deliver_send_email
And my TesMailer is something like:

class TestMailer < ActionMailer::ARMailer
def send_email
@recipients = “[email protected]
@from = “[email protected]
@subject = “TEST MAIL SUBJECT”
@body = “
TEST MAIL MESSAGE”
@content_type = “text/html”
end
end

Do you have any idea?

Thanks! Roberto