What is the 500 error in WordPress and how to fix it?
The 500 WordPress error, also known as an internal server error, is one of the most common errors faced by WordPress website users. This error indicates a general problem in the server and no specific reason is mentioned in its appearance. In this comprehensive article, we will examine the causes of this error and how to fix it.
What is the 500 error in WordPress?
Internal server error (500 Internal Server Error) is a general message from the server side that may occur for various reasons. This error is usually caused by problems with coding, plugins, templates or server configuration and may stop the site from working completely.
Common causes of 500 error in WordPress
• Faulty or incompatible plugin: Plugins that are not properly developed or are incompatible with WordPress or other plugins can cause this error.
• Bad template: Templates that contain incomplete or incompatible code can also cause a 500 error.
• htaccess file. Corrupt: This file, which is used to manage server settings, can lead to this error if it is not configured correctly or becomes corrupted.
• PHP memory limitation issues: The server may not be able to respond to WordPress requests due to lack of memory and a 500 error will appear.
• Host or server problems: temporary disruptions in the server or hosting problems can also cause this error.
How to fix 500 error in WordPress
1. Checking and rebuilding the htaccess file. htaccess file. Check through the host's file manager or FTP. If this file is corrupted, you can delete it or replace it with a default file. Then go to Settings > Unique Links in the WordPress dashboard and save the changes to create the new file.
2. Disable plugins: Go to wp-content/plugins folder via file manager or FTP and rename the plugins folder to disable all plugins. Then check the site. If the error is fixed, enable the plugins one by one to identify the problematic plugin.
3. Changing the theme to the default theme: enter the wp-content/themes folder and change the name of the active theme. Then the site will be changed to the default WordPress theme. If the error is fixed, the problem is with your template.
4. Increase PHP memory: Open the wp-config.php file and add the following code to it:
define('WP_MEMORY_LIMIT', '256M'); This will increase PHP's memory limit and may fix the error.
5. Check WordPress files: Some core WordPress files may be corrupted. You can solve this problem by re-uploading the original WordPress files via FTP.
6. Check for server errors: If the problem persists, check the server's error_log file to determine the exact cause of the error.
7. Contact hosting support: If none of the above methods solve the problem, contact your hosting support team and report the problem.