! [SCRIPT ERROR]: ...er call of pripyat\gamedata\scripts\death_manager.script:121: attempt to compare number with nil

FATAL ERROR

[error]Expression    : fatal error
[error]Function      : CScriptEngine::lua_error
[error]File          : ..\xrServerEntities\script_engine.cpp
[error]Line          : 193
[error]Description   : <no expression>
[error]Arguments     : LUA error: ...er call of pripyat\gamedata\scripts\death_manager.script:121: attempt to compare number with nil


stack trace:

0023:00B5717F xrCore.dll, xrDebug::fatal()
0023:0BBBEC8D xrGame.dll, CDialogHolder::operator=()