How to Fix the “Critical Error” in WordPress

Seeing the message “There has been a critical error on this website” can feel scary—especially if your site is important for your business.

The good news?
This problem is very common, and in most cases, it can be fixed quickly.

In this guide, you’ll learn:

• What causes the WordPress critical error
• Simple steps you can try yourself
• When it’s better to get professional help

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What Is a WordPress Critical Error?

A critical error means something on your website is broken at the system level.

Usually, your site becomes:

• Completely blank
• Partially broken
• Inaccessible for visitors

This is often similar to the “white screen” issue.

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Why Does This Error Happen?

You don’t need to understand code, but here are the common reasons in simple terms:

1. Plugin Problems

A plugin update or conflict can crash your site instantly.

2. Theme Issues

A theme that’s outdated or incompatible can break everything.

3. PHP Errors

Your hosting environment may not match what your site needs.

4. Failed Updates

Sometimes WordPress updates don’t finish properly.

5. Malware or Hacking

In rare cases, your site may be compromised.

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Quick Fixes You Can Try

If you want to try fixing it yourself, start here:

Disable Plugins

• Go to your hosting file manager
• Rename the /wp-content/plugins folder
• This disables all plugins at once

If your site works again → a plugin is the problem.

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Switch Theme

• Rename your current theme folder
• WordPress will switch to a default theme

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Check Your Email

WordPress often sends a recovery email with a special login link.

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Clear Cache

Sometimes the issue is just cached data.

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When DIY Fixes Don’t Work

Here’s the reality:

If the error is caused by:

• Code issues
• Server misconfiguration
• Database problems

…it can get complicated very fast.

Trying random fixes can:

• Make things worse
• Break your site completely
• Lose data

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The Fastest Solution (Recommended)

If your website is important for your business, the smartest move is to fix it quickly and safely.

That’s exactly what we do at lihenko.com.ua 👇

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Professional WordPress Fix Services

🔧 Fix WordPress Bugs

We quickly find and fix the exact cause of the critical error.

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🛠 WordPress Maintenance

Prevent issues like this from happening again with регуляр updates and monitoring.

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⚡ Speed Optimization

Make your website faster after fixing the issue (important for SEO and users).

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🚀 WP to Next.js

If you’re tired of WordPress issues, we can rebuild your site into a modern, fast, and stable platform.

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🎨 Figma to Next.js

Have a design? We turn it into a high-performance website.

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Why Choose Us?

• Fast response (we know downtime = lost money)
• Clear communication (no technical jargon)
• Focus on real results, not just “fixing code”
• Experience with all types of WordPress errors

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Don’t Let Errors Kill Your Business

A broken website means:

• Lost customers
• Lower Google rankings
• Damaged reputation

The longer you wait — the worse it gets.

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Get Your Website Fixed Today

If you’re dealing with a WordPress critical error, don’t waste hours guessing.

👉 Visit lihenhttps://lihenko.com.ua/ko.com.ua
👉 Choose Fix WordPress Bugs
👉 Get your site back online fast