Does your structure contain text (why? to work with Data Table you need Name)? Some data types (for example text) block the ability to use the structure as a map key.
Or if it’s a C++ structure, you need to add Type Hash handling.
Does your structure contain text (why? to work with Data Table you need Name)? Some data types (for example text) block the ability to use the structure as a map key.
Or if it’s a C++ structure, you need to add Type Hash handling.