[Ошибка] error 017

[Serget]

ошибка

C:\Documents and Settings\сергей\Рабочий стол\Big-Life\gamemodes\Silver-City.pwn(21363) : error 017: undefined symbol "BuyHouse"

Строка

BuyHouse();

Сама команда

	else if(strcmp(cmd, "/setpos", true) == 0)
    {
        if(!strlen(tmp) && PlayerInfo[playerid][pAdmin] >= 8)
        {
            tmp = strtok(cmdtext, idx);
            if(!strlen(tmp)) return    SendClientMessage(playerid, COLOR_WHITE, "::: Aaaaeoa: /setpos [ Aii ]");
            new Float: lwx, Float:lwy, Float:lwz;
            GetPlayerPos(playerid, lwx, lwy, lwz);
            new house = strval(tmp);
            HouseInfo[house][hEntrancex] = lwx;
            HouseInfo[house][hEntrancey]= lwy;
            HouseInfo[house][hEntrancez] = lwz;
            BuyHouse();
        }
        return 1;
    }

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