---
title: "Fatal Error on WordPress 7.1 with WP Rocket: Causes, Fixes and What to Do"
id: "3032"
type: "post"
slug: "wp-rocket-fatal-error-wordpress-7-1"
published_at: "2026-08-20T20:18:24+00:00"
modified_at: "2026-08-20T20:53:07+00:00"
url: "https://nizwassolutions.com/wp-rocket-fatal-error-wordpress-7-1/"
markdown_url: "https://nizwassolutions.com/wp-rocket-fatal-error-wordpress-7-1.md"
excerpt: "A WordPress update should normally be routine: back up the site, update WordPress, check the front end and move on. But the release of WordPress 7.1 on August 19, 2026 exposed a serious compatibility problem for websites using certain versions..."
taxonomy_category:
  - "Website Performance"
  - "WordPress"
---

### [Fatal Error on WordPress 7.1 with WP Rocket: Causes, Fixes and What to Do](https://nizwassolutions.com/wp-rocket-fatal-error-wordpress-7-1/)