On 3 Apr 2009, at 13:38, Jim Burgess wrote:

>
> Hi,
>
> I'm writing a form where the user should enter their date of birth.
>
> Here's the code:
>
> <% form_for :applicant, :url=> {:action => "index"} do |f| %>
> ...
> <%= f.label :dob, "Date of Birth" %>
> <%= f.date_select :dob, :include_blank => true %>
> ..
> <p><%= submit_tag "Submit" %></p>
> <% end %>
>
> When I open the form in my browser everything is fine.
> However when I select "February" as the month, "31" as the day, don't
> select a year, and then press "Submit" I get the following error
> message:
>
> 1 error(s) on assignment of multiparameter attributes
>
> Can anyone tell me why this is happening and how to avoid this?

because rails is just faithfully passing this down and trying to  
create a date object for 31st february.

update_attributes, Applicant.new etc. will raise  
ActiveRecord::MultiparameterAssignmentErrors when this happens.

Fred



>
> Thanks in advance.
> -- 
> Posted via http://www.ruby-forum.com/.
>
> >


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