Donion wrote: Fri Oct 17, 2025 5:27 pm You can enable the show-detailed-info debug (press F4) option. There is a line saying which track is currently playing and if the game keeps going after the crash like you mentioned in your first post, maybe you could catch which track caused the crash.

I wish I knew that before I did my tests)

I think I found source of my problem, gleba-11-bb-2 and 5.
When I tried to open them with windows media player, I had a message "encoding error".
My guess is when ambient music was updated, it was in July I think, I had error with download and some files got corrupted.
So, I deleted all songs and ...

I change from 19 to 14 before crash, otherwise game just do not load, due mod error.
Before change I was getting same message as in discussion https://mods.factorio.com/mod/world-wide-music/discussion/6877103828c66b1edb2b0bc3
I do not have SA enabled, but I bought it on Steam, just like base game.
I ...

The error from discussion I have fixed locally, by reducing sound_variations(spaceAgePath .. "/sound/ambient/aquilo/aquilo-10/aquilo-10-a", 19, 1.0) from 19 to 14.
I will try another mod, thanks.

I downloaded this mod, https://mods.factorio.com/mod/world-wide-music.
But game start crashing when it about to play new track, in a middle of game session.
When crash occur I get crash message window, but game continues to work normally, I can play/save/exit, except music is gone.
I do not know how ...