This has happened more frequently in past 4 or so days

Error Message:

The mod Transport Drones (1.0.18) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event Transport_Drones_Meglinge_Fork::on_entity_died (ID 4)
LuaForce doesn't contain key kill_count_statistics.
stack traceback:
[C]: in function 'index'
...nsport_Drones_Meglinge_Fork/script/transport_drone.lua:743: in function 'handler'
core/lualib/event_handler.lua:47: in function <core/lualib/event_handler.lua:45>

The mod Transport Drones (1.0.18) caused a non-recoverable error.
Please report this error to the mod author.

Also got this today

Error while running event Transport_Drones_Meglinge_Fork::on_entity_died (ID 4)
LuaForce doesn't contain key kill_count_statistics.
stack traceback:
[C]: in function 'index'
...nsport_Drones_Meglinge_Fork/script/transport_drone.lua:743: in function 'handler'
core/lualib/event_handler.lua:47: in function <core/lualib/event_handler.lua:45>

Same problem here:
Mod Transport Drones (1.0.18) způsobil neopravitelnou chybu.
Prosím nahlaš tuto chybu autorovi modu.

Error while running event Transport_Drones_Meglinge_Fork::on_entity_died (ID 4)
LuaForce doesn't contain key kill_count_statistics.
stack traceback:
[C]: in function 'index'
...nsport_Drones_Meglinge_Fork/script/transport_drone.lua:743: in function 'handler'
core/lualib/event_handler.lua:47: in function <core/lualib/event_handler.lua:45>

Can you give me your archive from that time?