init Fehler

Hallo könnte mir jemand bei diesem Fehler helfen ?

23:09:25 Error in expression <0 to 1 step 0 do {
uiSleep (30 * 60);
{
_x setVariable ["sellers",[],true];
} fo>
23:09:25 Error position: <_x setVariable ["sellers",[],true];
} fo>
23:09:25 Error Undefined variable in expression: _x
23:09:25 File life_server\init.sqf..., line 170
23:09:25 Error in expression <0 to 1 step 0 do {
uiSleep (30 * 60);
{
_x setVariable ["sellers",[],true];
} fo>
23:09:25 Error position: <_x setVariable ["sellers",[],true];
} fo>
23:09:25 Error Undefined variable in expression: _x
23:09:25 File life_server\init.sqf..., line 170
23:09:25 Error in expression <0 to 1 step 0 do {
uiSleep (30 * 60);
{
_x setVariable ["sellers",[],true];
} fo>
23:09:25 Error position: <_x setVariable ["sellers",[],true];
} fo>
23:09:25 Error Undefined variable in expression: _x
23:09:25 File life_server\init.sqf..., line 170
23:09:25 Error in expression <ariable ["sellers",[],true];
} forEach [Dealer_1,Dealer_2,Dealer_3];
};
};

[] s>
23:09:25 Error position: <Dealer_1,Dealer_2,Dealer_3];
};
};

[] s>
23:09:25 Error Undefined variable in expression: dealer_1
23:09:25 File life_server\init.sqf..., line 171

Ja ist klar bei mir stand da was ganz anderes drinne in der variable, wie konnte ich das den übersehen, danke TheFireRunner Felix