---
title: "system.gui.errorBox"
description: "Displays an error-style message box to the user."
---

# system.gui.errorBox

> Displays an error-style message box to the user.

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

## Description
## Client Permission Restrictions
This scripting function has no [Client Permission](projects\project-properties\project-properties.md#client---permissions) restrictions.

## Syntax
`system.gui.errorBox(message [, title])`

### Parameters

|Type|Parameter|Description|
|--|--|--|
|String| `message` | The message to display in an error box. Will accept html formatting.|
|String |`title` | The title for the error box. [optional]|
### Returns
Nothing
### Scope
Client

## Code Examples
```python title="Example #1"
# Turn on compressor #12, but only if the user has the right credentials.
  
if 'Supervisor' in system.security.getRoles():
 updateQuery = "UPDATE CompressorControl SET running=1 WHERE compNum = 12"
    system.db.runUpdateQuery(updateQuery)
else:
 errorMessage = "Unable to turn on Compressor 12."
 errorMessage += " You don't have proper security privileges."
    system.gui.errorBox(errorMessage)
```