AoW: Planetfall - Systematic crash at turn 50 during independents' turn

[MyAnswerIs42]

One line summary of your issue
Systematic crash at turn 50 during independents' turn

What platform are you running the game on?
Steam

What operating system do you use?
WIndows 10

Which version of the game are you running?
1.404.43827

What expansions do you have installed?
Revelations, Invasions, Star King

Please explain your issue is in as much detail as possible.
I have tried executing turn 49 in multiple different ways but it doesn't change anything: when I put an end to the turn, turn 50 starts and the game crashes every time during the independent's turn. Please help. =)
Do you think there is a way to save this save file or should I consider this planet doomed?

Have you tried verifying your files?
Yes

Steps to reproduce the issue
Just end turn 49.

Attach DxDiag (PC) or System Info log (Mac)
File(s) attached

Attach screenshot / video
File(s) attached

 

[MyAnswerIs42]

By going back as much as 6 turns, I have managed to alter the game state enough so that the game doesn't crash at turn 50.

Still, I don't know why it happened before.