getFuturesLimit на демо возвращает nil

 function getFuturesLimitFixed(firmid, accountid, limit_type)
    local ret = getFuturesLimit(firmid, accountid, limit_type)
    if ret ~= nil then
        return ret
    end
    for i = 0, getNumberOf('futures_client_limits') - 1 do
        local entry = getItem('futures_client_limits', i)
        if entry.firmid == firmid and entry.trdaccid == accountid and entry.limit_type == limit_type then
            return entry
        end
    end

    return nil
end