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“There Has Been a Critical Error on Your Website” is the most common error in WordPress. The full version of this error show like that when you open a WordPress website.

“There has been a critical error on your website. Please check your site admin email inbox for instructions. Learn more about debugging in WordPress.”

We will show 4 methods of fixing this issue. I hope one of works for your Website but if still not fixed then comment below.

Note: Please take a backup before working on the solution

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There Has Been a Critical Error on Your Website

Let’s start fixing, Please follow every step to get rid of this error.

Upgrade Your PHP Version

Your site may break as a result of outdated PHP, and additional issues are almost certain to arise. You should generally run your site on the most recent version of PHP that WordPress supports, which is presently PHP 7.3 through 8.0.

Some WordPress users prefer to stick to PHP 7.4 because of theme and plugin compatibility concerns. Normally, this isn’t a problem. However, if you’re using PHP 5. x, you should upgrade immediately because it can cause major problems.

If you are not an expert then you need to contact hosting support they will help you to Upgrade Your PHP Version but if you are a developer then follow the below steps.

Step 1: Open to Hosting Account > Open Cpanel > Search Php > Click “Select PHP Version”.

Step 2: Upgrade the PHP version by clicking on the current dropdown icon.

Disable All Plugins

A plugin is frequently to blame when you’re experiencing a critical problem. Finding the plugin that’s causing the problem can be difficult if your site has many or even hundreds of plugins.

But there’s a quick approach to figure out which plugin is causing the issue to turn them all plugins off and see whether that solves the problem. If it does, turn them on one at a time until your site stops working. And there you have it: the perpetrator!

Learn how to disable all plugins or disable plugins one by one.

Step 1: Open Cpanel > File Manager

Step 2: Access WordPress wp-content folder 📂. Here you see the plugins folder. please Rename this folder to plugins_old. It helps you to disable all plugins in one step.

Step 3: Check website is working or not. If work then one of plugin cause of this problem.

Step 4: Rename plugin_old to plugin and activate all plugins from the WordPress dashboard. Now you again see your website stop working.

Now it’s time to disable plugins one by one to get rid of this error.

Step 1: Again Open Cpanel > File Manager > wp-content > plugins. Here you see all plugins.

Step 2: Rename plugins one by one and check website work or not. if work then just disable this plugin and activate all other. if not, then move to the next plugins and do the same process again until you fix it.

Raise the PHP Memory Limit

Step 1: Open the wp-config.php file.

Step 2: Insert the following code right before the final line and save.

define( 'WP_MEMORY_LIMIT', '128M' );

Increase the Max Upload File Size

Step 1: Log into file manager and edit the wp-config.php file

Step 2: Placing the below snippet right above the final line.

ini_set('upload_max_size' , '256M' );
ini_set('post_max_size','256M');

We hope you can fix the “There Has Been a Critical Error on Your Website” issue but if you are still facing the issue then comment below.

Frequently Asked Question

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One of my clients faced a ReplyToCom links issue in WordPress website. We will fix this issue with the URL parameters. Replytocom links generate whenever you “Reply” to comments.

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Fix Replytocom Links Issue in WordPress

For fixing the Replytocom issue you need to follow the below steps.

Step 1: Open Google Search Console > Under Legacy Tools and reports > Click on “URL Parameters”.

Step 2: Click on “Add Parameter”

Step 3: Now you enter “replytocom” in the parameter field and set other actions as shown in the picture below.

Fix Replytocom Links Issue in WordPress using Robots.txt file

Step 1: Open the robots.txt file and copy the below line.

Disallow: *?replytocom

Step 2: Paste the line at the end of the robots.txt file.

I hope you fix this issue after these steps but if you still need any help then comments below.