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[1.1.76] Cannot establish connection to modded headless server

Posted: Wed Mar 15, 2023 2:58 pm
by DofD
Describe the problem as best as you can

What did you do?
I set up a headless linux server on my private machine. Complete new install, no old configs etc.
Created a save with all the mods on my local machine.
Uploaded the save and only the mods (no mods.json or mods.dat) to the remote machine.
Set the server port and verified its reachable.
Started server once to create these files.
Server starts, no errors, connects to matching server.
Restart to confirm no errors. Works.
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See atached log for the whole log

What happened?
After the above steps where taken, i tried to connect to the server.
It hangs on this screen:
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After some seconds it exits the join screen with this error message:
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It simply times out. No error message on the server or in the logs.

What did you expect to happen instead? It might be obvious to you, but do it anyway!
Connect to server, sync mods screen, joining server and loading mp map, play

Does it happen always, once, or sometimes?
Happens allways

If you can reproduce the issue provide the exact steps!
See above

Attached current log and save used for this error.
Used different ports, tried clean install
Also have another factorio server running on the same machine. With less mods and have no problems connecting to that instance.

Thanks for any help
Cheers

Re: [1.1.76] Cannot establish connection to modded headless server

Posted: Wed Mar 15, 2023 4:13 pm
by Loewchen
The first thing to note is the changing port on the replies from the pingpong servers, this is either a NAT or router config issue but I'm not sure if this is the cause of your connection issue.
Can you connect after disabling user verification in the server settings?
If no, post server and client logs after a session with the issue.

Re: [1.1.76] Cannot establish connection to modded headless server

Posted: Wed Mar 15, 2023 4:50 pm
by DofD
Disabeling user verification doesnt let me start the server at all :?
And another server running on the same machine has the same messages. But here i can connect without problem :cry:

Re: [1.1.76] Cannot establish connection to modded headless server

Posted: Thu Mar 16, 2023 4:32 pm
by DofD
OK i did some more testing
Also on a new machine with a different dedicated server hoster

The problem continued even on a complete new machine yet i discovered a very weird answer for the problem. No final solution tough.

As soon as i added more than exactly 100 mods, i cannot connect anymore.
If its exact or less than 100 no problems at all. As soon its 101 and more mods the connection times out and i cannot join.
Maybe this helps for finding the problem that might be game related, as i said above it was not machine dependant.

Thank you again in advance!