Dedicated server crashes when wireless MU train control is researched

[sudo-nano]

When wireless MU train control is researched, the entire dedicated server crashes.
Factorio version: 2.0.72
Server OS: NixOS Linux
Kernel Version: 6.12.60
Other mods:

• Atomic Artillery 2
• Automatic Coupling System
• Better Coupling Control
• Bullet Trails
• Equipment Gantry
• Factorio Library
• Grappling Gun
• InformaTron
• Overloaded Trains
• Pushbutton
• RCON combinator
• Realistic ores
• Realistic Reactor Glow
• Robot Attrition
• Robot256's Library (dependency of this mod)

Crash logs:

13016.647 Error MainLoop.cpp:1468: Exception at tick 4761244: The mod Multiple Unit Train Control (1.0.4) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event MultipleUnitTrainControl::on_tick (ID 0)
LuaSchedule API call when LuaSchedule was invalid.
stack traceback:
        [C]: in function '__index'
        __Robot256Lib__/script/carriage_replacement.lua:309: in function 'replaceCarriage'
        __MultipleUnitTrainControl__/control.lua:164: in function 'ProcessReplacement'
        __MultipleUnitTrainControl__/control.lua:275: in function 'ProcessTrain'
        __MultipleUnitTrainControl__/control.lua:377: in function 'ProcessTrainQueue'
        __MultipleUnitTrainControl__/control.lua:405: in function <__MultipleUnitTrainControl__/control.lua:402>
13016.648 Error ServerMultiplayerManager.cpp:84: MultiplayerManager failed: "The mod Multiple Unit Train Control (1.0.4) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event MultipleUnitTrainControl::on_tick (ID 0)
LuaSchedule API call when LuaSchedule was invalid.
stack traceback:
        [C]: in function '__index'
        __Robot256Lib__/script/carriage_replacement.lua:309: in function 'replaceCarriage'
        __MultipleUnitTrainControl__/control.lua:164: in function 'ProcessReplacement'
        __MultipleUnitTrainControl__/control.lua:275: in function 'ProcessTrain'
        __MultipleUnitTrainControl__/control.lua:377: in function 'ProcessTrainQueue'
        __MultipleUnitTrainControl__/control.lua:405: in function <__MultipleUnitTrainControl__/control.lua:402>"
13016.648 Info ServerMultiplayerManager.cpp:808: updateTick(4761244) changing state from(InGame) to(Failed)
13016.648 Quitting: multiplayer error.
13016.649 Info GlobalContext.cpp:775: Deleting active scenario.
13016.892 Info ServerMultiplayerManager.cpp:146: Quitting multiplayer connection.
13016.893 Info ServerMultiplayerManager.cpp:808: updateTick(18446744073709551615) changing state from(Failed) to(Closed)
13016.893 Info ServerMultiplayerManager.cpp:166: Deleting active scenario (global = true).
13017.029 Info UDPSocket.cpp:237: Closing socket
13017.029 Info UDPSocket.cpp:267: Socket closed
13017.037 Goodbye

[robot256]

Hello, thank you for the report and the log. It doesn't happen for me with a simple reproduction save. Do you have a save file where it happens reliably? There is no obvious way for this crash to happen in the code.