Action "NomeAzione" not composable. Too many path

  1. You can use projections:
    or you can simply create simple Delphi classes as DTO's and return them - for example, return a TList<TMySimpleObject>. But of course you will have to manually fill that list.

    2) Entity set permissions:


    If you are using TXDataServer component, check DefaultEntitySetPermissions property.