Exception: ActiveModel::MissingAttributeError
- Inherits:
-
NoMethodError
- Object
- NoMethodError
- ActiveModel::MissingAttributeError
- Defined in:
- lib/active_model/attribute_methods.rb
Overview
Raised when an attribute is not defined.
class User < ActiveRecord::Base
has_many :pets
end
user = User.first
user.pets.select(:id).first.user_id
# => ActiveModel::MissingAttributeError: missing attribute: user_id