Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community!

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

Ruby Active Record Associations in Rails Active Record Associations Association Methods

Don Neethling
Don Neethling
6,164 Points

RAILS - Active Record Associations - has_many - question

When checking my work , I encounter the following:

There seems to be an error in your code: /usr/local/lib/ruby/gems/2.3.0/gems/activerecord-5.0.1/lib/active_record/relation/delegation.rb:123:in method_missing': undefined methodname=' for #<ActiveRecord::Associations::CollectionProxy []> (NoMethodError) from /usr/local/lib/ruby/gems/2.3.0/gems/activerecord-5.0.1/lib/active_record/relation/delegation.rb:93:in method_missing' from /workdir/playground.rb:3:in<top (required)>'

owner = Owner.first
pet = owner.pets
pet.name = 'milo'

1 Answer

Don Neethling
Don Neethling
6,164 Points

just figured out that I did not call the build method...