As of the time of writing this book, Microsoft still insists on referring to Subpages with the obsolete term Subform, a leftover from the Classic version of NAV. We will use the more accurate Subpage term but, as of this writing, your Development Environment objects will still sadly read "Subform".
In Chapter 2, Tables, a homework assignment was to create Page 50003 Playlist Document. We should have used the Page Wizard to create that page, giving us something like this:
Another necessary part of a Document page is the Subpage. Our Subpage can be created using the Page Wizard to create a ListPart based on Table ...
