---
title: "There has been a critical error on your website"
description: "There has been a critical error on your website"
url: https://docs.optimizepress.com/en/articles/363-there-has-been-a-critical-error-on-your-website
collection: "General Troubleshooting"
updated: 2026-05-23
language: en
---

# There has been a critical error on your website

There has been a critical error on your website

If you are having problems on your WordPress site and receiving the error:

'There has been a critical error on your website'

This is most likely due to a memory issue on your site

Please ensure your PHP and Wordpress memory are set to 256MB or better - 512MB to allow reliable operation of your WordPress website