Profile: Dido

Problem:
Impossible to assign user author to a post in edit post screen

Solution:
This is a known issue to us and we already fix the issue but its under going testing and fix for this issue hopefully will be publish with the next release of access 2.8.13.

Here is the errata you should follow:
- https://toolset.com/errata/cannot-set-post-author-when-post-type-managed-by-access/

Relevant Documentation:

Problem:

How to connect the parent/child posts in the child post form?

Solution:

In the single parent post, you can get the current parent post ID with shortcode:
[wpv-post-id item="$current_page"]

And use above shortcode as default value of relationship field of child post form.

Relevant Documentation: