There are several topics on the navigraph forum. This has to do with 3rd pary airports not adhereing with new new packages prioritization introduced with MSFS2024. It’s not 100% clear to me but scenary developers need to update their airports to be compatible with the new sim otherwise you may find missing/wrong fixes in approaches and departures. No issues with aircraft having their own Airac database like the Fenix or the A350 but with default aircarft you may encounter issues