Can't start a flight, just get a loading circle when clicking 'start flight'

Do you have the same issue if you follow the OP’s steps to reproduce it?

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• Load screen only suggested solution does not work.
Lenovo i9-10900K 32GB, 3080 nvidia card. 2x1TB.
Cabled internet connection. Speedtest 774 down, 97 up.
Rolling cache 128GB Data used during test 6.43.
All settings in 2024 set to low/minimum.
Tobii already disconnected. Further use of Alpha/Bravo/Thrustmaster Pedals.
Flight cessna, EHRD-EHAM does not start.
On PC msfs only. MSFS2020 steam and MSFS2024 MIcrosoft store.