I found that error because of Exile Mod in use with FuMS Mission System on Headless Client. Full Headless Client RPT Error:
20:45:23 Error in expression <ffectCreate ["ColorCorrections", 1600];
BIS_TotDesatCC ppEffectAdjust [1,1,0,[0,>
20:45:23 Error position: <BIS_TotDesatCC ppEffectAdjust [1,1,0,[0,>
20:45:23 Error Undefined variable in expression: bis_totdesatcc
20:45:23 File A3\functions_f\Feedback\fn_feedbackInit.sqf, line 57
20:45:23 Error in expression <tOxygenRemaining player;
BIS_SuffCC ppEffectAdjust [1,1,0,[0.0090>
20:45:23 Error position: <BIS_SuffCC ppEffectAdjust [1,1,0,[0.0090>
20:45:23 Error Undefined variable in expression: bis_suffcc