---
title: "Breaking: #76879 - Remove unused properties from PageTreeView"
manual: "TYPO3 Core Changelog"
version: "main"
permalink: "https://docs.typo3.org/permalink/changelog:breaking-76879"
source: "Changelog/8.3/Breaking-76879-RemoveUnusedPropertiesFromPageTreeView.rst"
typo3-version: "8.3"
typo3-major: 8
type: "breaking"
issue: 76879
forge: "https://forge.typo3.org/issues/76879"
tags: ["PHP-API", "Backend"]
rendered: "2026-09-18T17:00:34+00:00"
---

# Breaking: #76879 - Remove unused properties from PageTreeView {#breaking-76879}

See [forge#76879](https://forge.typo3.org/issues/76879)

## Description {#description}

The following unused properties have been removed from the `PageTreeView` class:

-   `ext_separateNotinmenuPages`
-   `ext_alphasortNotinmenuPages`

## Impact {#impact}

Extensions which use one of the public properties above will throw a fatal error.

## Affected Installations {#affected-installations}

All installations with a 3rd party extension using one of the classes above.

## Migration {#migration}

No migration available.