---
title: "Deprecation: #79972 - Deprecated Fluid Overrides"
manual: "TYPO3 Core Changelog"
version: "main"
permalink: "https://docs.typo3.org/permalink/changelog:deprecation-79972"
source: "Changelog/8.7/Deprecation-79972-DeprecatedFluidOverrides.rst"
typo3-version: "8.7"
typo3-major: 8
type: "deprecation"
issue: 79972
forge: "https://forge.typo3.org/issues/79972"
tags: ["Fluid"]
rendered: "2026-09-18T10:44:28+00:00"
---

# Deprecation: #79972 - Deprecated Fluid Overrides {#deprecation-79972}

See [forge#79972](https://forge.typo3.org/issues/79972)

## Description {#description}

following methods have been marked as deprecated:

-   `\TYPO3\CMS\Fluid\Core\Rendering\RenderingContext::injectObjectManager()`
-   `\TYPO3\CMS\Fluid\Core\Rendering\RenderingContext::getObjectManager()`
-   `\TYPO3\CMS\Fluid\Core\Rendering\RenderingContext::setLegacyMode()`

following methods have been removed:

-   `\TYPO3\CMS\Fluid\Core\Rendering\RenderingContext::getExpressionNodeTypes()`
-   `\TYPO3\CMS\Fluid\Core\Rendering\RenderingContext::getViewHelperVariableContainer()`

following classes have been removed:

-   `\TYPO3\CMS\Fluid\Core\Parser\PreProcessor\XmlnsNamespaceTemplatePreProcessor`
-   `\TYPO3\CMS\Fluid\Core\Parser\SyntaxTree\Expression\LegacyNamespaceExpressionNode`

## Impact {#impact}

Calling any of the methods marked as deprecated above will trigger a deprecation log entry.
Accessing any of the removed classes or methods will cause a PHP Fatal Error.

## Affected Installations {#affected-installations}

Any TYPO3 instances which uses the above described methods or classes.

## Migration {#migration}

-   Remove usage of classes / methods.