Why i am unable to add fields inside my Gallery which has a collection as its Source items
I have 2 SharePoint lists Master (IT Access) and Child (AD Access), the child has a Lookup field to the Master, now inside the Master create form, i need to have fields for adding Child records and a gallery to show the added child records, so i added 2 fields inside the Master create form (Name & Active Directory Access) to populate the child items :-
Here is the collection i have:-
Then i added a Gallery to show the added items inside the Collection, But when i tried to build the gallery by clicking on Edit fields, i got empty list as follow:-
any idea what is going on ,, why the edit fields is not showing the collection fields?