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?
• Yes but strange works only First flight, flightseeing and Skydive aviation missions

Provide extra information to complete the original description of the issue:
Location LT, 512 MBps Wired Ethernet.
GPU: GeForce RTX 4080 16GB
CPU: Intel(R) Core™ i7-13600K CPU @ 3.4GHz
Motherboard Asus Rog Z790 E Gaming WiFi
Memory: 32 GB RAM

If relevant, provide additional screenshots/video:
• Roling circle on get missions information