500

500 Internal Server Error Error

Category: HTTP Errors | Platforms: apache nginx php wordpress

What This Error Means

The 500 Internal Server Error is a generic catch-all response indicating that the server encountered an unexpected condition that prevented it from fulfilling the request. It is the server's way of saying something went wrong, but it cannot be more specific. This usually implies a problem with the website's code or configuration rather than the server hardware itself.

Common Causes

  • Syntax errors such as a missing semicolon or curly brace in PHP code.
  • A typo in the .htaccess file can instantly break the entire site on Apache servers.
  • A script tried to use more memory than the server allows, exhausting the PHP memory limit.
  • Incompatible code between two plugins or a theme update causing conflicts.
  • The server requires specific permissions to execute scripts securely, usually 755 for folders and 644 for files.

How to Fix It (For Users)

  1. 1 Refresh the page, as the issue might be a temporary glitch or resource spike.
  2. 2 Clear your browser cache in case a cached version of the error page persists.
  3. 3 Come back later if the site administrator is working on the site.

For Site Owners / Developers

  1. Check server error logs immediately. The logs will tell you exactly which file and line number caused the crash.
  2. Enable debugging in WordPress by setting WP_DEBUG to true in wp-config.php to see the error message directly on the screen.
  3. Rename your .htaccess file to .htaccess_backup. If the site loads, the error is in your rewrite rules.
  4. Increase the PHP memory limit by editing your php.ini file or wp-config.php.
  5. Deactivate all plugins by renaming the plugins folder via FTP to rule out a conflict.

When It Is NOT Your Fault

As a user, a 500 error is strictly a server-side issue. You cannot fix it from your end.

Check if this outage affects everyone globally

This error often indicates a wider problem. Use our tool to verify if the site is down for everyone.

Check Website Status →

Recommended Tool to Prevent This Error

Prevent server timeouts and resource exhaustion with scalable cloud infrastructure.

High-Performance Cloud Hosting