Try replaying the turn from a previously saved game point and see if it crashes on you again (or not).
Thank you Mobhacl for your help.
I do that yet! No change.
Here you are the attached file of the saved game at the end of my turn, just befor to launch the Germann turn.
__________________ " Mousse sois toujours vaillant et loyal " "Boy's ship, be ever valiant and faithful"