Artifact error i mean Thread - S.T.A.L.K.E.R. Anomaly mod for S.T.A.L.K.E.R.: Call of Pripyat

FATAL ERROR

[error]Expression : <no expression>
[error]Function : CScriptEngine::lua_pcall_failed
[error]File : D:\a\xray-monolith\xray-monolith\src\xrServerEntities\script_engine.cpp
[error]Line : 262
[error]Description : fatal error
[error]Arguments :
1 : [Lua] c:/game/anomaly\gamedata\scripts\item_artefact.script(289) :

LUA error: c:/game/anomaly\gamedata\scripts\item_artefact.script:289: attempt to index a nil value

Check log for details

stack trace:

! [LUA] 0 : [C ] __index
! [LUA] 1 : [Lua] c:/game/anomaly\gamedata\scripts\item_artefact.script(289) :
! [LUA] 2 : [C ] iterate_belt
! [LUA] 3 : [Lua] c:/game/anomaly\gamedata\scripts\item_artefact.script(286) : Refresh
! [LUA] 4 : [Lua] c:/game/anomaly\gamedata\scripts\item_artefact.script(162) : activate_hud
! [LUA] 5 : [Lua] c:/game/anomaly\gamedata\scripts\item_artefact.script(222) : func_or_userdata
! [LUA] 6 : [Lua] c:/game/anomaly\gamedata\scripts\axr_main.script(271) : make_callback
! [LUA] 7 : [Lua] c:/game/anomaly\gamedata\scripts\_g.script(118) : SendScriptCallback
! [LUA] 8 : [Lua] c:/game/anomaly\gamedata\scripts\bind_stalker_ext.script(77) : actor_on_first_update
! [LUA] 9 : [Lua] c:/game/anomaly\gamedata\scripts\bind_stalker.script(218) :

SymInit: Symbol-SearchPath: '.;C:\Game\Anomaly;C:\Game\Anomaly\bin;C:\Windows;C:\Windows\system32;', symOptions: 530, UserName: 'thiba'
OS-Version: 6.2.9200 () 0x300-0x1
C:\Game\Anomaly\bin\AnomalyDX11AVX.exe:AnomalyDX11AVX.exe (0000000140000000), size: 18071552 (result: 0), SymType: '-exported-', PDB: 'C:\Game\Anomaly\bin\AnomalyDX11AVX.exe'

Hi did you manage to solve that issue? Got i think the same problem - game crash when i try to put artefact in to AAM.