Critical Error WordPress

WordPress is a well-liked platform for creating and maintaining websites, but it is susceptible to severe problems like any software.

A significant error in WordPress is an issue that prevents the website from operating correctly and may cause downtime or data loss.

We’ll discuss critical errors in this blog, including what causes them and how to fix them.

What does WordPress critical error mean?

An issue that prevents the website from operating as planned constitutes a significant WordPress error.

Conflicts between plugins or themes, issues with the WordPress core, or server problems could all be at blame for this.

The website or the WordPress admin area typically displays an error message when a critical error occurs.

What causes WordPress critical errors?

In WordPress, there are numerous possible sources of catastrophic errors, including:

  1. Plugin or theme conflicts: Conflicts between a plugin and a theme or between two or more plugins are among the most frequent causes of catastrophic failures.

This may occur if two plugins have the same function or the plugin conflicts with a theme.

  1. WordPress core problems: Occasionally, the WordPress core itself may be the source of a critical error.

A missing or damaged core file may cause this.

  1. Server issues: The website’s hosting server is experiencing critical difficulties. Problems with the server settings or the PHP version can fall under this category.

How can critical WordPress issues be fixed?

The following steps can be used to fix wordpress severe errors:

  1. Disable plugins and themes: If you believe a plugin or theme is to blame for the critical issue, try disabling each separately to see if the problem disappears.

By renaming the directories in the wp-content directory, you can disable plugins and themes if you cannot access the WordPress admin area.

  1. Check for WordPress core issues: Try reinstalling WordPress or updating to the most recent version to see if there are any fundamental problems with the platform. 

You can also use WordPress’ debug mode to check for programming issues.

  1. Contact your hosting provider: Contact your hosting company for assistance if you believe a server problem brought on the critical error.

They can assist you in finding and fixing the problem.

  1. Restore your website from a backup: If everything else fails, you can attempt this option. 

Any modifications that might have led to the critical error will be reversed.

How can I optimise the WordPress site to reduce the risk of critical error?

You can use the following advice to improve your WordPress site and lower the possibility of serious errors:

  1. Update WordPress and all plugins and themes: To prevent conflicts or vulnerabilities that could lead to issues, ensure your WordPress version, plugins, and themes are consistently updated to the newest version.
  1. Use reputable plugins and themes: To lower the chance of vulnerabilities and compatibility problems, use plugins and themes from trustworthy sources and routinely updated ones.
  1. Use a reliable web hosting service: Choose a trustworthy web hosting service.

Go for a trustworthy web host with solid uptime, security features, and customer service.

  1. Use a caching plugin: A caching plugin can speed up a website and lighten the demand on the server, which lowers the likelihood of problems.
  1. Use a security plugin: Employ a security plugin to secure your website from vulnerabilities and attacks, which lowers the possibility of serious problems.
  1. Back up frequently: Back up your website frequently to prevent data loss in a mistake or hack.

Testing site for critical errors before launching

Before launching, you can use the following procedures to check your WordPress site for critical errors:

  1. Test changes on a staging site: Before deploying any changes on your live site, test any modifications, such as upgrades or new plugins, on a staging site.
  1. Test website functionality: Check the functioning of your website.

This includes links, forms, buttons, menus, and images.

  1. Check website speed: Check your website’s loading speed and, if necessary, enhance it using tools like GTMetrix, Pingdom, or Google PageSpeed Insights.
  1. Test website responsiveness: To make sure your website is responsive and appears excellent on all screen sizes, test it on a variety of devices, including desktops, laptops, tablets, and mobile phones.
  1. Check website compatibility: To verify compatibility, test your website on various browsers such as Chrome, Firefox, Safari, and Internet Explorer.
  1. Perform security tests: Before launching your website, check for vulnerabilities using security testing tools like Wordfence or Sucuri.
  1. Ask for feedback: To gain their thoughts on the usability, design, and functionality of your website, ask your coworkers, friends, or beta testers for comments.

Keeping wordpress site updated and error-free:

Follow these procedures to maintain your WordPress website up-to-date and error-free:

  1. Update WordPress Core: Maintain the most recent version of WordPress Core, which includes security patches, bug fixes, and new features.
  1. Update themes and plugins: Ensure that all installed themes and plugins are compatible with the most recent version of WordPress and are free of vulnerabilities by updating them to their most recent version.
  1. Use reliable themes and plugins: Choose reputable ones from trusted suppliers and developers to decrease the possibility of problems or conflicts.
  1. Remove unused themes and plugins: Remove unused themes and plugins from your website to lower the attack surface and the probability of errors.
  1. Backup your website: Constantly backup your website to prevent data loss in case of a mistake or hack.
  1. Test updates on a staging site: Test any updates or changes on a staging site before implementing them on your production site to ensure compatibility and prevent issues.

Budget for professional help.

Suppose the critical errors in wordpress cannot be solved by following the steps in the blog above. 

In that case, we need professional help, which can cost a lot, depending on the severity of the crucial fault and your familiarity with troubleshooting and fixing WordPress errors.

Inevitable mistakes may necessitate the assistance of an expert, particularly if you need more experience with WordPress development or programming.

The cost of engaging an expert might vary significantly based on the nature of the issue and the service provider’s pricing.

Some experts charge hourly prices for their services, while others provide flat pricing for particular tasks.

Depending on the issue’s complexity and the professional’s level of expertise, the price may range from $50 to $200 or more.

In India, the cost of hiring a WordPress professional can range from ₹1000 to ₹5000 or more per hour.

You can, however, prevent or reduce the expense of hiring a professional by routinely updating your WordPress core, themes, and plugins, utilising trustworthy plugins and themes, and performing regular backups to reduce the possibility of errors and vulnerabilities.


In conclusion, major WordPress issues can be annoying and disruptive, but there are steps you can take to troubleshoot and fix them.

The techniques indicated in this blog post will help you locate the source of the significant error and restore your website to full functionality as soon as possible.