ActiveRecord::HasManyThroughCantAssociateNewRecords (Cannot associate new records through 'Page#imageables' on '#'. Both records must have an id in order to create the has_many :through record associating them.) - resource_controller

Message from discussion ActiveRecord::HasManyThroughCa ntAssociateNewRecords (Cannot associate new records through 'Page#imageables' on '#'. Both records must have an id in order to create the has_many :through record associating them.)

Sean Schofield

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More options May 14, 5:10 pm

From: Sean Schofield <sean.schofi...@gmail.com>

Date: Wed, 14 May 2008 14:10:26 -0700 (PDT)

Local: Wed, May 14 2008 5:10 pm

Subject: Re: ActiveRecord::HasManyThroughCantAssociat eNewRecords (Cannot associate new records through 'Page#imageables' on '#'. Both records must have an id in order to create the has_many :through record associating them.)

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FYI. I was running into the same problem using has_many_polymorphs
and this solution also worked for me as well.

Sean

On Apr 23, 6:41 pm, Bartek <grinkiew...@gmail.com> wrote:

> I forgot about "object_params", here is the correction:

> create.after do
> @page.images << @image if parent_type == :page
> end

> private

> def build_object
> @object ||= Image.new object_params
> end

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