---
title: Australia Patch 2 Hotfix 5b
description: The Australia Patch 2 Hotfix 5b release contains fixes to these problems.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/australia/release-notes/australia-patch-2-hf-5b-PO.html
release: australia
topic_type: reference
last_updated: "2026-08-26"
reading_time_minutes: 1
breadcrumb: [Available patches and hotfixes, Learn about the Australia release, Australia release notes]
---

# Australia Patch 2 Hotfix 5b

The Australia Patch 2 Hotfix 5b release contains fixes to these problems.

-   **Build information:**

    Build date: 08-19-2026\_1133

    Build tag: glide-australia-02-11-2026\_\_patch2-hotfix5b-08-18-2026


**Important:** For more information about how to upgrade an instance, see [ServiceNow upgrades](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/release-notes/upgrade.md).

For more information about the release cycle, see the [ServiceNow Release Cycle](https://support.servicenow.com/kb_view.do?sysparm_article=KB0547244).

**Note:** This ServiceNow AI Platform® major family release is now available in ServiceNow's Regulated Market environments. For more information about services available in isolated environments, see [KB0743854](https://support.servicenow.com/kb_view.do?sysparm_article=KB0743854).

## Fixed problem

<table id="all-other-fixes"><thead><tr><th>

Problem

</th><th>

Short description

</th><th>

Description

</th><th>

Steps to reproduce

</th></tr></thead><tbody><tr><td>

Horizon iFrame Component

 PRB2074065

</td><td>

Users get an error when trying to access the iFrame related configurations

</td><td>

Users get the following error: 'Uncaught TypeError: Cannot read properties of null \(reading 'parent'\) at Object.&lt;anonymous&gt; \(now-iframe.js:48:16\) iframeWindow. parent. addEventListener \('message', function \(e\) \{ const \{data, origin\} = e;'.

</td><td>

 

</td></tr></tbody>
</table>## Fixes included

Unless any exceptions are noted, you can safely upgrade to this release version from any of the versions listed below. These prior versions contain PRB fixes that are also included with this release. Be sure to upgrade to the latest listed patch that includes all of the PRB fixes you are interested in.

-   [Australia Patch 2 Hotfix 4b](https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB3143888)
-   [Australia Patch 1](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/release-notes/australia-patch-1.md)
-   [Australia security and notable fixes](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/release-notes/australia-security-notables.md)
-   [All other Australia fixes](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/release-notes/australia-all-other-fixes.md)

**Parent Topic:**[Available patches and hotfixes](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/release-notes/available-versions.md)