What parameters do You get in your server log?

There should be something like:

Started POST "/session/" for 127.0.0.1 at Mon Feb 21 09:46:30 +0100 2011
Processing by SessionController#create as HTML
Parameters: {"name"=>"admin", "commit"=>"logowanie",
"authenticity_token"=>"[FILTERED]", "utf8"=>"",
"password"=>"[FILTERED]"}

2011/2/21 Bla ... <bianca.stephani / gmail.com>:
> nether params[:tarefas]
>
> --
> Posted via http://www.ruby-forum.com/.
>
>