[Rails] problem with select_tag and observe_field

Hello All, I have problem with select_tag and observe_field. I get following error NoMethodError in Businesses#plan_pricing Showing app/views/businesses/_refresh_subscription_types.html.haml where line #1 raised: You have a nil object when you didn't expect it! You might have expected an

[Rails] Problem with select_tag

i create drop-down memu for organelle by using select_tag but problem is can't get value for form select_tag to database seqfeature but form.text_field ,it's work , i don't understand why? pls help me ## code for veiw.rhtm: %

[Rails] Problem with select_tag

i create drop-down memu for organelle by using select_tag but problem is can't get value for form to database seqfeature, i don't understand why? pls help me code for veiw.rhtm % form_for :seqfeature do |form| % -- Posted via http://www.ruby-forum.com/.