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[1.1.42] Repaired wrong fluid system disconnect in wallpaper

Posted: Mon Nov 01, 2021 10:42 pm
by mrvn
I had factorio running in the main menu and minimized and then I saw this error:

199.637 Repaired wrong fluid system disconnect.

One of the wallpaper animations of the main menu seems to trigger this. No idea which since factorio was minimized.

Re: [1.1.42] Repaired wrong fluid system disconnect in wallpaper

Posted: Tue Nov 02, 2021 7:32 am
by posila
Thanks for the report.
This does not happen in vanilla and it doesn't seem like an issue or that it deserves further investigation.

Re: [1.1.42] Repaired wrong fluid system disconnect in wallpaper

Posted: Tue Nov 02, 2021 7:32 pm
by mrvn
Any way to track down which wallpaper causes this and if it's supplied by a mod? Some debug option so it tells which simulation it runs?

Re: [1.1.42] Repaired wrong fluid system disconnect in wallpaper

Posted: Sun Nov 07, 2021 7:49 pm
by Tertius
It does happen with vanilla, and is not connected with a mod. I don't have a mod installed, and it happens for me. However, it's not really an issue if this is only connected with one of the wallpapers.

But what makes me wonder is that the message is shown after I loaded my savegame. Not while I was in the main menu.
I repeatedly starting Factorio and immediately loaded the last save, so only one wallpaper is shown, and the message(s) are still shown every time.

And I actually had an issue with the fluid system a few days ago with that savegame. A longer pipe was 100% full at the entry and 0% full at the exit. I followed each individual pipe and found that although 2 pipes were connected visually, there was no flow between them. One was 100% full and the one next to it was 0% full. I mined one of them, then pressed ctrl-z to revert (this was in sandbox mode). The flow was immediately restored and all was fine. I didn't report this as bug, since I had no idea how to reproduce.

Those pipes were disconnected arbitrarily. That long pipe was created long ago, and working perfectly. I didn't touch it. It appeared that suddenly the flow was stopped.
The attached savegame is from after I "fixed" that pipe, but exhibits the message in the logfile. I don't have one from before, unfortunately.

Re: [1.1.42] Repaired wrong fluid system disconnect in wallpaper

Posted: Mon Nov 08, 2021 2:13 am
by Tertius
ps. It might have to do with the clone tool of the map editor.
I can reproduce a situation where water doesn't flow through a visually intact pipe like this:

- create such a setup:
Screenshot 2021-11-08 025730.png
Screenshot 2021-11-08 025730.png (47.06 KiB) Viewed 1677 times
- copy the items and place them elsewhere (force, so the offshore pump is left out):
Screenshot 2021-11-08 023916.png
Screenshot 2021-11-08 023916.png (10.87 KiB) Viewed 1677 times
- use the clone tool and copy the water area including the offshore pump (seems important to select half of the offshore pump, not completely):
Screenshot 2021-11-08 025731.png
Screenshot 2021-11-08 025731.png (35.04 KiB) Viewed 1677 times
- add it:
Screenshot 2021-11-08 025534.png
Screenshot 2021-11-08 025534.png (47.61 KiB) Viewed 1677 times
result: the water will not flow out of the offshore pump. If you mine the pump and set a new pump, it will immediately work. If you mine the pipe next to the offshore pump and set a new pipe, as well.



If you fully include the offshore pump in the copy, i. e. like this, the water will always flow immediately:
Screenshot 2021-11-08 030754.png
Screenshot 2021-11-08 030754.png (75.03 KiB) Viewed 1677 times