Login system not loading

Hey guys

I am new to ruby and programming in general. I tried to create a login
system using ruby gems and got this message. Some body help.

Here is the error message.

NoMethodError in Account#signup
Showing app/views/account/signup.rhtml where line #8 raised:

undefined method `login' for #<User:0x4d3c5d0>

Extracted source (around line #8):

5: <%= error_messages_for 'user' %><br/>
6:
7: <label for="user_login">Desired login:</label><br/>
8: <%= text_field "user", "login", :size => 30 %><br/>
9: <label for="user_password">Choose password:</label><br/>
10: <%= password_field "user", "password", :size => 30 %><br/>
11: <label for="user_password_confirmation">Confirm password:</

<br/>

RAILS_ROOT: C:/INSTAN~1/rails_apps/project/config/..

Will be very greatful.

Which plugin are you using?
Have you included the necessary modules in your User model?

Christian