Version information:

• Windows 10
• 24.05 - 24.09

Describe the bug
Game crashes when starting the Shinkansen scenario.
In 24.09, it crashes every time (caused by random landscape generation bug).
In 24.05 to 24.08, it crashes if the ObjData files SHINKT0.DAT and SHINKF0.DAT are missing and need to be installed by the scenario.
In this case, it crashes after saving the first object,
then it crashes after saving the second object,
3rd attempt will load the scenario successfully.

To Reproduce

1. If object files SHINKT0.DAT and SHINKF0.DAT are present in Locomotion ObjData folder, remove them.
2. Start new game
3. , Select scenario "Shinkansen Land 1970".
4. Crashes and creates dump file
5. See error

Expected behaviour
Doesn't crash

Additional context
In 24.09 it crashes when "Generating landscape..."

Attached dump from 24.08 as 24.09 has another bug with random landscape generation

b372fe7c-36ad-44b4-a847-713c222a27af(OpenLoco, v24.08 (40e9b7bf on master)).zip