---
title: "system.vision.showMessage"
description: "Displays an informational-style message popup box to the user."
---

# system.vision.showMessage

> Displays an informational-style message popup box to the user.

:::info Backwards Compatibility
This function replaces [system.gui.messageBox](versioned_docs/version-8.1/appendix/scripting-functions/system-gui/system-gui-messageBox.md). Any scripts containing Vision Client scoped functions that were replaced with system.vision syntax will still work to maintain backwards compatibility.
:::

This function is used in **Python Scripting**.

## Description
:::note
This function is available on secondary desktops via the [system.vision.desktop](system-vision-desktop.md) function. See the [Multi-Monitor Clients](ignition-modules\vision\common-tasks-in-vision\multi-monitor-clients\multi-monitor-clients.md) page for more details on secondary desktops.
:::

## Client Permission Restrictions
This scripting function has no [Client Permission](../../../ignition-modules/vision/vision-project-properties/vision-project-properties.md#vision-permissions-properties) restrictions.

## Syntax
`system.vision.showMessage(message, title)`

### Parameters
Type | Parameter | Description 
------- | ------- | ------
String| `message` | The message to display. Will accept HTML formatting.
String| `title` | A title for the message box. [optional]

### Returns
Nothing

### Scope
Vision Client

## Code Examples
```python title="Example #1"
# Display the message Hello World! in a message box.
system.vision.showMessage("Hello World!")
```