# Common errors

#### **ESX 1.1 ONLY**

{% hint style="danger" %}
**SCRIPT ERROR: @okokMarketplace/server.lua:611: attempt to call a nil value (field 'canCarryItem')**
{% endhint %}

Go to the **server.lua** file and replace:

```lua
if blackmarket[1].type == "item" and xPlayer.canCarryItem(blackmarket[1].item_id, 1) then
```

With:

```lua
if blackmarket[1].type == "item" then
```

Replace:

```lua
elseif blackmarket[1].type == "item" and not xPlayer.canCarryItem(blackmarket[1].item_id, tonumber(blackmarket[1].amount)) then
```

With:

```lua
elseif blackmarket[1].type == "item" then
```

Replace:

```lua
if xPlayer.canCarryItem(items[1].item_id, tonumber(items[1].amount)) then
```

With:

```lua
if true then
```