I did a copy paste of one train station (with Schedule Signals) and pasted onto a train station that did not have signals:
3771.739 Error MainLoop.cpp:1508: Exception at tick 14563015: The mod Programmable Train Stop Naming (1.0.3) caused a non-recoverable error.
Please report this error to the mod author.
Error while running event programmable-train-stop-naming::on_entity_settings_pasted (ID 37)
programmable-train-stop-naming/control.lua:46: attempt to index local 'source_settings' (a nil value)
stack traceback:
programmable-train-stop-naming/control.lua:46: in function <programmable-train-stop-naming/control.lua:40>
3771.739 Error ServerMultiplayerManager.cpp:84: MultiplayerManager failed: "The mod Programmable Train Stop Naming (1.0.3) caused a non-recoverable error.
Please report this error to the mod author.
Error while running event programmable-train-stop-naming::on_entity_settings_pasted (ID 37)
programmable-train-stop-naming/control.lua:46: attempt to index local 'source_settings' (a nil value)
stack traceback:
programmable-train-stop-naming/control.lua:46: in function <programmable-train-stop-naming/control.lua:40>"
3771.739 Info ServerMultiplayerManager.cpp:808: updateTick(14563015) changing state from(InGame) to(Failed)
3771.739 Info SteamContext.cpp:456: Leaving lobby...