Seeing a message that says “There has been a critical error on this website” can be alarming, especially if it prevents visitors from accessing your website or managing content through the WordPress dashboard. Critical errors are one of the most common WordPress issues and can occur without warning after a plugin update, theme change, or other modification.
While the error message itself provides very little information, the underlying cause is often identifiable and can usually be resolved with the right troubleshooting process.
Common Symptoms
A WordPress critical error can appear in several ways, including:
- A message stating “There has been a critical error on this website”
- A blank or white screen
- Inability to access the WordPress dashboard
- Parts of the website failing to load
- Broken functionality after an update
- Error messages appearing for administrators but not visitors
In many cases, the issue appears suddenly, even if the website was functioning normally beforehand.
Common Causes
Critical errors are often caused by conflicts or failures within the WordPress environment. Some of the most common causes include:
Plugin Conflicts
Plugins extend WordPress functionality, but occasionally a plugin update or incompatibility can trigger a fatal error. This is particularly common when multiple plugins attempt to perform similar tasks.
Theme Issues
Themes that contain outdated code or custom modifications can sometimes become incompatible with newer versions of WordPress or installed plugins.
PHP Errors
WordPress relies on PHP to generate website content. Errors in custom code, theme files, or plugin files can cause the website to stop functioning correctly.
Failed Updates
Interrupted plugin, theme, or WordPress core updates can leave files incomplete, resulting in errors across the website.
Custom Code Changes
Even small modifications made to functions.php, templates, or plugins can trigger critical errors if the code contains mistakes or conflicts.
Why This Issue Should Be Addressed Quickly
A critical error can have a direct impact on your business and website performance.
Visitors may be unable to access important content, submit enquiries, make purchases, or complete other actions. In addition to affecting user experience, prolonged downtime can damage customer confidence and potentially impact search engine visibility if the issue remains unresolved.
The sooner the problem is identified and corrected, the sooner normal website functionality can be restored.
How We Can Help
WPFixly specialises in diagnosing and resolving WordPress issues, including critical errors and website failures.
When reviewing a critical error, we investigate the underlying cause rather than simply applying a temporary workaround. This may involve examining plugin conflicts, theme issues, update failures, custom code, or other factors contributing to the problem.
Our goal is to identify the source of the error and restore your website to a stable and functional state.
Because every website is different, each issue is reviewed individually before work begins. Once we’ve assessed the problem, we’ll provide a clear quote and explain the recommended course of action.
Request a Quote
If you’re experiencing a WordPress critical error, submit a quote request with details about your website and the issue you’re seeing. We’ll review the problem and provide a fixed-price quote before any work begins.