Just tried to start my headless Linux server with YARM installed. When I joined, this happened:
[May 25, 2019 5:04 PM] Please report this error to the mod author.
[May 25, 2019 5:04 PM]
[May 25, 2019 5:04 PM] Error while running event YARM::on_tick (ID 0)
[May 25, 2019 5:04 PM] YARM/resmon.lua:1296: attempt to index field 'force_data' (a nil value)
[May 25, 2019 5:04 PM] stack traceback:
[May 25, 2019 5:04 PM] YARM/resmon.lua:1296: in function 'update_forces'
[May 25, 2019 5:04 PM] YARM/resmon.lua:1325: in function 'on_tick_internal'
[May 25, 2019 5:04 PM] YARM/resmon.lua:1358: in function <YARM/resmon.lua:1353>
[May 25, 2019 5:04 PM] 1033.092 Error ServerMultiplayerManager.cpp:92: MultiplayerManager failed: "The mod YARM - Resource Monitor caused a non-recoverable error.
[May 25, 2019 5:04 PM] Please report this error to the mod author.
[May 25, 2019 5:04 PM]
[May 25, 2019 5:04 PM] Error while running event YARM::on_tick (ID 0)
[May 25, 2019 5:04 PM] YARM/resmon.lua:1296: attempt to index field 'force_data' (a nil value)
[May 25, 2019 5:04 PM] stack traceback:
[May 25, 2019 5:04 PM] YARM/resmon.lua:1296: in function 'update_forces'
[May 25, 2019 5:04 PM] YARM/resmon.lua:1325: in function 'on_tick_internal'
[May 25, 2019 5:04 PM] YARM/resmon.lua:1358: in function <YARM/resmon.lua:1353>"
[May 25, 2019 5:04 PM] 1033.092 Info ServerMultiplayerManager.cpp:776: updateTick(0) changing state from(InGame) to(Failed)