Поправьте в файле XEH_clientInit.sqf параметры вызова функции call CBA_fnc_addPlayerEventHandler на

["cameraView", {
params ["_player"];
private _commID = _player getVariable ["DB_orlanFS_commID", -1];
private _dronesArray = ["orlan_F_OPF", "orlan_F_BLU", "orlan_F_IND"];

if !(isPlayer _player) exitWith {};

if (((_this select 1) == "GUNNER") and {typeOf(getConnectedUAV (_this select 0)) in _dronesArray}) then {
_commID = [_player, "Orlan_FireSupport", nil, nil, ""] call BIS_fnc_addCommMenuItem;
}
else {
if (_commID != -1) then { [_player, _commID] call BIS_fnc_removeCommMenuItem };
_commID = -1;
};

_player setVariable ["DB_orlanFS_commID", _commID];

}] call CBA_fnc_addPlayerEventHandler;