---
title: "debug Class  HTML5/Flash Uploader JavaScript"
canonical: https://www.aurigma.com/docs/us8/FH_T_J_$au_debug.htm
product: "Upload Suite 8"
---

# debug Class HTML5/Flash Uploader JavaScript

Supported technologies: ![Adobe Flash](https://www.aurigma.com/docs/us8/icons/flash.png)![HTML 5](https://www.aurigma.com/docs/us8/icons/html5.png)
 
This class allows debugging the script which embeds HTML5/Flash Uploader into a page.

For a list of all members of this class, see [debug Members](https://www.aurigma.com/docs/us8/FH_AllMembers_T_J_$au_debug.htm.md).

## Syntax
 
```
$au.debug = function() {
}
```

## Remarks
 
This class allows showing errors and warnings if HTML5/Flash Uploader has wrong configuration or it is used incorrectly, for example:
 
- assigning values to read-only properties;
- using an unsupported property or method;
- an error is detected in the event handler function;
- and others...

This class also supports displaying debug messages from HTML5/Flash Uploader.

## See Also
 
### Manual
 
- [Using HTML5/Flash Uploader at Runtime](https://www.aurigma.com/docs/us8/using-image-uploader-flash-at-runtime.htm.md)