accepts_nested_attributes_for child association validation failing

Question

I\'m using accepts_nested_attributes_for in one of my Rails models, and I want to save the children after creating the parent.

The form works perfectly, but the vali

Answer 1

Use this answer for Rails 2, otherwise see below for the :inverse_of answer

You can work around this by not checking for the project_id if the associated project is valid.

class Task < ActiveRecord::Base
  belongs_to :project

  validates_presence_of :project_id, :unless => lambda {|task| task.project.try(:valid?)}
  validates_associated :project
end