I have two post types: Members & Checkins
They have a 1 to Many relationships.
I have a search that returns Members. When that is clicked on, it takes you to create a Checkin based on the URL Parameter (parent_member_id). Everything works so far.
When I click that to create a Checkin (which takes me to something like: website/checking-in/?parent_member_id=10 ),
I want the title to be the exact copy of its parent Member. This is what I currently have:
You can set a default value using the value attribute. Populate that using the wpv-post-title shortcode and add the item attribute with the id coming from the parameter. Similar to what you describe but using the item attribute, so something like
Fixed it.
I had neglected to embed the CRED form within a View. It needed a View with a post ID filter, otherwise it wouldn't return the proper information (which is coming through the URL parameter). I had that in place on my older sites, but had forgotten that one extra step.