hi.
updated to the newest version

"
6.439 Error ServerMultiplayerManager.cpp:92: MultiplayerManager failed: "The mod Amator Phasma's Starfall (Addon, forked) (0.19.54) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event apm_starfall_ldinc::on_configuration_changed
apm_starfall_ldinc/lib/updates.lua:10: attempt to compare string with nil
stack traceback:
apm_starfall_ldinc/lib/updates.lua:10: in function 'update_01801'
apm_starfall_ldinc/lib/updates.lua:24: in function 'run'
apm_starfall_ldinc/control.lua:32: in function <apm_starfall_ldinc/control.lua:30>"
6.439 Info ServerMultiplayerManager.cpp:795: updateTick(4294967295) changing state from(CreatingGame) to(InitializationFailed)
6.440 Info CommandLineMultiplayer.cpp:216: Exit point.
6.449 Info ServerMultiplayerManager.cpp:141: Quitting multiplayer connection.
6.449 Info ServerMultiplayerManager.cpp:795: updateTick(4294967295) changing state from(InitializationFailed) to(Closed)
6.544 Info UDPSocket.cpp:218: Closing socket
6.548 Goodbye
"

the mods that where updated where
Amator Phasma's Coal & steam -> 0.23.6
Amator Phasma's Energy -> 0.23.2
Amator Phasma's Resource Pack -> 0.23.3
LTN Manager -> 0.4.15
Reverse Factory -> 8.1.12

everything was working great before this

Hi! Can you provide test save with your settings & mods with reporoducing error?
it will help me to find error more faster, because i don't play actually with Starfall fo last 2 years (

hi.
created an issue on git.

https://github.com/ldinc/apm-mods/issues/11

Sorry, i can't reproduce on win/linux with your provided save =(
i added startup settings in version 0.19.56 (apm_starfall_update_01801_disable)
try turn it on and try on your local machine