Help me with script

[MarvelSK]

Hello I need help, I download script "Gielda samochodowa" it is vehicle shop of player cars and it is not working

local sw,sh = guiGetScreenSize() 
local gieldaMarker = createMarker(  -1892.845703125,-857.79699707031,32.0234375, "cylinder" ,5, 0, 71,255,40 ) 
local strefa = createColSphere ( -1896.7279052734,-858.39862060547,31.440845489502 , 5, 4.5, 2) 
local cuboid=createMarker( -1896.7279052734,-858.39862060547,31.440845489502, "cylinder" ,11, 25, 111,25,0) 
local koniec = createMarker(-1896.7279052734,-858.39862060547,31.440845489502, "cylinder", 0.01, 255, 0, 255, 0) 
  
  
buttonWystaw = guiCreateButton(620/1440*sw, 479/900*sh, 264/1440*sw, 94/900*sh, "Set vehicle price!", false) 
  
editWystaw = guiCreateEdit(613/1440*sw, 383/900*sh, 278/1440*sw, 64/900*sh, "", false)     
  
guiSetVisible(buttonWystaw, false) 
guiSetVisible(editWystaw, false) 
  
function dxPokaz() 
  
        dxDrawRectangle(600/1440*sw, 284/900*sh, 306/1440*sw, 310/900*sh, tocolor(0, 0, 0, 198), false) 
        dxDrawRectangle(600/1440*sw, 284/900*sh, 306/1440*sw, 28/900*sh, tocolor(0, 76, 255, 207), false) 
        dxDrawText("RealLife 4.7!", 62/1440*sw, 310/900*sh, 1440/1440*sw, 284/900*sh, tocolor(255, 255, 255, 255), 1.00, "pricedown", "center", "center", false, false, false, false, false) 
        dxDrawText("Enter the price of the car you're interested in what \n(minimum €500)", 65/1440*sw, 284/900*sh, 1427/1440*sw, 377/900*sh, tocolor(0, 0, 0, 255), 1.00, "default-bold", "center", "center", false, false, false, true, false) 
        dxDrawText("Enter the price of the car you're interested in what \n(minimum €500)", 70/1440*sw, 282/900*sh, 1427/1440*sw, 375/900*sh, tocolor(0, 0, 0, 255), 1.00, "default-bold", "center", "center", false, false, false, true, false) 
        dxDrawText("Enter the price of the car you're interested in what \n(minimum €500)", 70/1440*sw, 284/900*sh, 1425/1440*sw, 377/900*sh, tocolor(0, 0, 0, 255), 1.00, "default-bold", "center", "center", false, false, false, true, false) 
        dxDrawText("Enter the price of the car you're interested in what \n(minimum €500)", 70/1440*sw, 282/900*sh, 1425/1440*sw, 375/900*sh, tocolor(0, 0, 0, 255), 1.00, "default-bold", "center", "center", false, false, false, true, false) 
        dxDrawText("Enter the price of the car you're interested in what \n(minimum €500)", 70/1440*sw, 283/900*sh, 1426/1440*sw, 376/900*sh, tocolor(255, 255, 255, 255), 1.00, "default-bold", "center", "center", false, false, false, true, false) 
end 
  
  
addEventHandler("onClientMarkerLeave", gieldaMarker, function(el, md) 
    if el ~= localPlayer then return end 
    if guiGetVisible(buttonWystaw) == true then 
        guiSetVisible(buttonWystaw, false) 
        guiSetVisible(editWystaw, false) 
        showCursor(false) 
        removeEventHandler('onClientRender', root, dxPokaz) 
    end 
end) 
  
addEventHandler('onClientMarkerHit', gieldaMarker, function(hitElement, matchingDimension) 
    if hitElement ~= getLocalPlayer() then return end 
       if getPedOccupiedVehicle ( hitElement ) then 
            local pojazdy = getElementsWithinColShape(strefa,"vehicle") 
            if #pojazdy>40 then 
                outputChatBox("The stock market is 40 cars. Wait until it is free place") 
                return 
            end 
                        
            guiSetVisible(buttonWystaw, true) 
            guiSetVisible(editWystaw, true) 
            showCursor(true, false) 
            addEventHandler("onClientRender", root, dxPokaz) 
            end 
end) 
  
function wystaw( ) 
    local cenaPobierz = guiGetText ( editWystaw ) 
    local cena = tonumber(cenaPobierz) 
    local pojazd = getPedOccupiedVehicle(localPlayer) 
    local car = getVehicleName(pojazd) 
    local owner = getElementData(pojazd, "car_owner") 
    local id = getElementData(pojazd, "car_id") 
   
    if cena >499 then 
    --triggerServerEvent ( "wystawEvent", resourceRoot, pojazd, cena, wlasciciel, id) 
    setElementData(pojazd,"pojazd_opis","------------------\nVehicle: "..car.."\nPrice: "..cena.."$\nOwner: "..owner.."\nID Vehicle: "..id.."\n------------------" ) 
    --"Cena: "..cena.."$\nSprzedający: "..owner.."\nID Pojazdu: "..id.."" ) 
    else --jesli cena to nie 750 
    outputChatBox("* Minimum price is 500€!") 
end 
end 
addEventHandler ( "onClientGUIClick", buttonWystaw , wystaw ) 
  
--33 
addEventHandler('onClientMarkerHit', cuboid, function(el,md) 
    if not md or el ~= localPlayer then return end 
    if wstep then return end 
    wstep=true 
end) 
  
  
addEventHandler("onClientMarkerHit", cuboid, function(el,md) 
    if not md or el ~= localPlayer then return end 
    if not wstep then return end 
    local veh=getPedOccupiedVehicle(el) 
    if not veh then return end 
    setElementData(veh,"pojazd_opis",false) 
end) 

And my vehiclesystem with ID "zapisz_aut"

--[[ 
Ten plik zawiera: 
    * tworzenie aut przy uruchomieniu skryptu 
    * laczenie sie z baza SQL Lite 
    * zapis danych aut co 15 min i przy wylaczeniu skryptu 
    * komende dla administratora sluzaca zapisowi aut 
    * funkcje blokujaca wejscie do auta jesli nie jestesmy jego wlascicieleme 
--]] 
  
  
handler = dbConnect("sqlite", "pojazdy.db")  
  
--pojazdy 
dbExec(handler, "CREATE TABLE IF NOT EXISTS pojazdy (id INTEGER PRIMARY KEY AUTOINCREMENT, wlasciciel TEXT, model INTEGER, x FLOAT, y FLOAT, z FLOAT, rot FLOAT, ca INTEGER, cb INTEGER, cc INTEGER, przebieg FLOAT, paliwo FLOAT)") 
dbExec(handler, "CREATE UNIQUE INDEX IF NOT EXISTS IDX_id on pojazdy(id)") 
  
--tuning 
dbExec(handler, "CREATE TABLE IF NOT EXISTS tuning (id INTEGER, t0 INTEGER, t1 INTEGER, t2 INTEGER, t3 INTEGER, t4 INTEGER, t5 INTEGER, t6 INTEGER, t7 INTEGER, t8 INTEGER, t9 INTEGER, t10 INTEGER, t11 INTEGER, t12 INTEGER, t13 INTEGER, t14 INTEGER, t15 INTEGER, t16 INTEGER, paintjob INTEGER, hr INTEGER, hg INTEGER, hb INTEGER)") 
dbExec(handler, "CREATE UNIQUE INDEX IF NOT EXISTS IDX_id on tuning(id)") 
  
  
function onStartLoadVehicles() 
local query = dbQuery(handler, "SELECT * FROM pojazdy") 
local result, num_rows, errormsg = dbPoll (query, -1) 
    for i,v in pairs(result) do 
    local veh = createVehicle(v["model"], v["x"], v["y"], v["z"]) 
    setElementRotation(veh, 0, 0, v["rot"]) 
    setVehicleColor(veh, v["ca"], v["cb"], v["cc"]) 
    ustawDanePojazdu(veh, v["id"], v["wlasciciel"]) 
     
    --ustawiam paliwo i przebieg 
    setElementData(veh, "pojazd_paliwo", v["paliwo"] or 50) 
    setElementData(veh, "pojazd_przebieg", v["przebieg"] or 0) 
    --<< na koncu -->> 
    local query = dbQuery(handler, "SELECT * FROM tuning WHERE id='"..v["id"].."'") 
    local result, num_rows, errormsg = dbPoll (query, -1) 
    setVehiclePaintjob(veh, result[1].paintjob) 
    setVehicleHeadLightColor(veh, result[1].hr, result[1].hg, result[1].hb) 
        for i,v in pairs(result) do 
            for ii, vv in pairs(v) do 
                if (ii ~= "id" and ii ~= "paintjob" and ii ~= "hr" and ii ~= "hg" and ii ~= "hb") then 
                local vv = tonumber(vv) 
                    if vv ~= 0 then 
                    addVehicleUpgrade(veh, vv) 
                    end 
                end 
            end 
        end 
    end 
end 
addEventHandler("onResourceStart", getResourceRootElement(getThisResource()), onStartLoadVehicles) 
  
function ustawDanePojazdu(veh, id, wlasciciel) --id = INT, wlasciciel = STRING 
setElementData(veh, "car_id", id) 
setElementData(veh, "car_owner", wlasciciel) 
end 
  
function onVehicleStartEnter(player, seat, jacked) 
  if seat == 0 then 
  local car_owner = getElementData(source, "car_owner") 
    if car_owner then 
    local account = getPlayerAccount(player) 
        if account then 
        local name = getAccountName(account) 
            if car_owner == name then 
            --mamy prawo wejscia do auta 
            prawo_ = true 
            end 
        end 
     
        if prawo_ then 
        --wchodzim 
        prawo_ = false 
        else 
        --sio 
        outputChatBox("You haven´t got a keys from this vehicle.", player, 255, 255, 255, true) 
        cancelEvent() 
        end 
    end 
  end 
end 
addEventHandler ("onVehicleStartEnter", resourceRoot, onVehicleStartEnter) 
  
--<> 
  
function zapiszPojazdy() 
    for i,v in pairs(getElementsByType("vehicle")) do 
    local id = getElementData(v, "car_id") 
        if id then 
        local owner = getElementData(v, "car_owner") 
        local x, y, z = getElementPosition(v) 
        local _, _, rot = getElementRotation(v) 
        local color1, color2, color3, color4 = getVehicleColor(v, true) 
        local paliwo = getElementData(v, "pojazd_paliwo") 
        local przebieg = getElementData(v, "pojazd_przebieg") 
        dbExec(handler, "UPDATE pojazdy SET x='"..x.."', y='"..y.."', z='"..z.."', rot='"..rot.."', ca='"..color1.."', cb='"..color2.."', cc='"..color3.."', przebieg='"..przebieg.."', paliwo='"..paliwo.."' WHERE id='"..id.."'") 
         
        local paintjob = getVehiclePaintjob(v) 
        local r, g, b = getVehicleHeadLightColor(v) 
        sav = {} 
            for i=0, 16 do 
            local upgrade = getVehicleUpgradeOnSlot(v, i) 
            sav[i] = upgrade or 0 
            end 
        dbExec(handler, "UPDATE tuning SET t0='"..sav[0].."', t1='"..sav[1].."', t2='"..sav[2].."', t3='"..sav[3].."', t4='"..sav[4].."', t5='"..sav[5].."', t6='"..sav[6].."', t7='"..sav[7].."', t8='"..sav[8].."', t9='"..sav[9].."', t10='"..sav[10].."', t11='"..sav[11].."', t12='"..sav[12].."', t13='"..sav[13].."', t14='"..sav[14].."', t15='"..sav[15].."', t16='"..sav[16].."', paintjob='"..paintjob.."', hr='"..r.."', hg='"..g.."', hb='"..b.."' WHERE id="..id.."") 
        sav = nil 
        end 
    end 
end 
setTimer(zapiszPojazdy, 900000, 0) 
  
function zapiszKomenda(player) 
local acc = getAccountName (getPlayerAccount(player)) 
    if isObjectInACLGroup ("user."..acc, aclGetGroup ("Admin")) then 
    zapiszPojazdy() 
    outputChatBox("** Vehicles were saved.", player, 255, 255, 255, true) 
    end 
end 
addCommandHandler("savecars", zapiszKomenda) 
  
-- mapa, f11 
addEvent("pobierzPojazdyGracza", true) 
addEventHandler("pobierzPojazdyGracza", getRootElement(), 
function() 
local account = getPlayerAccount(source) 
    if account then 
    local name = getAccountName(account) 
    local vehs = getVehiclesByOwner(name) 
    triggerClientEvent(source, "zwrocPojazdyGracza", root, vehs) 
    end 
end) 
  
-- 
--zwraca pojazd o danym ID 
function getVehicleByID(poszukiwane_id) 
    for i,v in pairs(getElementsByType("vehicle")) do 
    local id = getElementData(v, "car_id") 
        if id then 
        local id = tonumber(id) 
        local poszukiwane_id = tonumber(poszukiwane_id) 
            if id == poszukiwane_id then 
            return v 
            end 
        end 
    end 
    return false 
end 
  
--zwraca pojazdy ktore posiada dany login 
function getVehiclesByOwner(szukany) 
tab = {} 
    for i,v in pairs(getElementsByType("vehicle")) do 
    local owner = getElementData(v, "car_owner") 
        if owner then 
            if owner == szukany then 
            table.insert(tab, v) 
            end 
        end 
    end 
    return tab 
end 
  
--zwraca liczbe pojazdow jaka ma dany login 
function getYourVehicleCount(login) 
local vehs = getVehiclesByOwner(login) 
return #vehs 
end