---
title: "OnClientCheckResponse | open.mp"
description: "This callback is called when a SendClientCheck request completes"
canonical: https://omp.itsneufox.com/docs/scripting/callbacks/OnClientCheckResponse
language: en
---

# OnClientCheckResponse

## Description

This callback is called when a SendClientCheck request completes.

| Name | Description |
| --- | --- |
| playerid | The ID of the player checked. |
| actionid | The type of check performed. |
| memaddr | The address requested. |
| retndata | The result of the check. |

## Returns

It is always called first in filterscripts.

## Examples

```c
public OnPlayerConnect(playerid)
{
    SendClientCheck(playerid, 0x48, 0, 0, 2);
    return 1;
}

public OnClientCheckResponse(playerid, actionid, memaddr, retndata)
{
    if (actionid == 0x48) // or 72
    {
        print("The player is connecting using the PC client.");
    }
    return 1;
}
```

## Notes

warning

**SA:MP Server**: This callback is only called when it is in a filterscript.

**Open Multiplayer Server**: This callback functions normally inside a gamemode / filterscript.

## Related Functions

The following function might be useful, as they're related to this callback in one way or another.

-   [SendClientCheck](https://omp.itsneufox.com/docs/scripting/functions/SendClientCheck): Perform a memory check on the client.

## Related Resources

-   [opcodes](https://omp.itsneufox.com/docs/scripting/resources/opcodes): Action opcodes IDs and their purpose.