How to Fix HTTP Error 500: Troubleshooting and Resolving Server Issues

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Learn how to fix http error 500 with our comprehensive guide. Troubleshoot server issues and resolve the error for a seamless website experience.

Are you frustrated by encountering the dreaded HTTP Error 500 on your website? This error can be a real headache for website owners, as it hampers user experience and prevents visitors from accessing your content. In this article, we will delve into the causes behind this error and provide you with a comprehensive guide on how to fix it. By following our step-by-step instructions, you’ll be able to troubleshoot and resolve the HTTP Error 500, ensuring your website operates smoothly.

Understanding HTTP Error 500

Before we dive into the solutions, let’s take a moment to understand what HTTP Error 500 actually is. Also known as the “Internal Server Error,” it is a generic error message that indicates something has gone wrong on the server, but the server cannot specifically pinpoint the issue. This error is frustrating for both website owners and visitors, as it provides little information regarding the root cause. However, by exploring the common causes, we can narrow down the possibilities and find effective solutions.

Common Causes of HTTP Error 500

To successfully troubleshoot and fix the HTTP Error 500, it’s crucial to identify the underlying causes. Let’s explore some of the common culprits:

1. Server Misconfigurations

Misconfigurations in server settings can lead to the HTTP Error 500. This includes incorrect file permissions, misconfigured .htaccess files, or server software glitches. These misconfigurations often occur during updates or when migrating your website to a new server.

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2. Plugin or Theme Conflicts

Conflicts between plugins or themes can also trigger the HTTP Error 500. When two or more plugins or themes have incompatible code, it can disrupt the normal functioning of your website, resulting in this error.

3. Exhausted PHP Memory Limit

A common cause of the HTTP Error 500 is an exhausted PHP memory limit. This happens when your website’s PHP scripts require more memory than the allocated limit. As a result, the server fails to execute the scripts, leading to the error.

4. Corrupted .htaccess File

The .htaccess file plays a crucial role in website configuration. If this file becomes corrupted or contains incorrect directives, it can cause the HTTP Error 500. This commonly occurs when making manual changes to the file or during unsuccessful plugin installations.

5. Database Connection Issues

Problems with your website’s database connection can also result in the HTTP Error 500. These issues can arise due to incorrect database credentials, corrupted database tables, or server-side problems.

How to Fix HTTP Error 500

Now that we have identified the potential causes, let’s explore the step-by-step solutions to fix the HTTP Error 500. By following these instructions, you’ll be able to resolve the error and restore your website’s functionality:

1. Clear Browser Cache and Cookies

Start by clearing your browser’s cache and cookies. Sometimes, outdated or corrupt cache files can cause conflicts and trigger the HTTP Error 500. Clearing these files will ensure you are accessing the latest version of your website.

2. Disable Recently Installed Plugins or Themes

If you recently installed or updated plugins or themes before encountering the HTTP Error 500, try disabling them. Deactivate each plugin or switch to a default theme one by one, refreshing your website after each change. This will help identify if any specific plugin or theme is causing the error.

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3. Increase PHP Memory Limit

To address the exhausted PHP memory limit, you can manually increase the memory allocation. Access your website’s root directory and locate the wp-config.php file (for WordPress sites). Add the following line of code just before the line that says “That’s all, stop editing! Happy blogging!”:

define('WP_MEMORY_LIMIT', '256M');

Save the file and refresh your website to check if the HTTP Error 500 persists.

4. Fix .htaccess File Issues

If a corrupted .htaccess file is to blame, you can regenerate it. Rename the existing .htaccess file to something like .htaccess_old. Then, go to your WordPress admin dashboard and navigate to Settings > Permalinks. Simply click on the “Save Changes” button, and WordPress will automatically generate a new .htaccess file.

5. Repair Database Connection Problems

To fix database connection issues, you can verify the database credentials in your website’s configuration file. Ensure the database name, username, password, and host details are correct. If you are uncertain about these details, consult your web hosting provider or refer to the documentation provided.

Frequently Asked Questions (FAQ)

Here are some commonly asked questions regarding the HTTP Error 500 and its resolution:

Q: What should I do if the error persists after troubleshooting?

If the HTTP Error 500 persists even after following the troubleshooting steps mentioned above, it is advisable to contact your web hosting provider. They will have access to server logs and can help identify the underlying issue.

Q: Can I fix this error without technical knowledge?

While some solutions may require technical knowledge, many website owners can successfully resolve the HTTP Error 500 by following the step-by-step instructions provided. However, if you feel uncomfortable with the technical aspects, it is always recommended to seek professional assistance.

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Q: Is it necessary to contact my web hosting provider for assistance?

If the error persists or if you are unsure about performing certain troubleshooting steps, reaching out to your web hosting provider can be beneficial. They have experienced support teams who can guide you through the process or even resolve the issue for you.


Encountering the HTTP Error 500 can be frustrating, but with the right approach, you can quickly resolve it and get your website back on track. By understanding the common causes and following our step-by-step solutions, you’ll be well-equipped to tackle this error head-on. Remember to clear your browser cache, disable conflicting plugins or themes, increase PHP memory limit, fix .htaccess file issues, and verify your database connections. Don’t let the HTTP Error 500 hinder your website’s performance—take action today and ensure a seamless user experience for your visitors.

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