500 Internal Server Error on Mac: Browser, Website and Network Troubleshooting

What a 500 error means

HTTP status codes are standardised response codes that web servers send to browsers. A 500 Internal Server Error means the server received the request but encountered an unexpected condition that prevented it from completing it. The server is saying 'something went wrong on my end.'

This is categorically different from errors that indicate a client-side (your device) problem. A 400 error means the browser sent a bad request. A 500 error means the server failed.

Confirm it is not just you

Before doing anything else, establish whether the error is specific to your access or is affecting everyone:

• Try the same URL on a different device — your phone on mobile data, a colleague's computer.
• Check third-party service-status tools or the website's social media to see if others are reporting issues.
• Try a different page on the same site. If the error is on one specific page and other pages load, the problem may be specific to that page's server-side code.

Browser-side checks worth making

While the error is server-side, corrupted browser cache data can occasionally cause a cached error page to persist even after the server has recovered.

1. 1

   Hard-reload the page

   In Safari, hold Shift and click the reload button, or press Command-Shift-R. This bypasses the browser cache for this request.

2. 2

   Clear the site's cache

   In Safari > Settings > Privacy > Manage Website Data, remove data for the affected site's domain.

3. 3

   Try in a private window

   Open a Private Browsing window and try the URL. If it works there, a cached value or extension in your regular session is a factor.

4. 4

   Disable extensions

   In Safari > Settings > Extensions, turn off extensions and retry.

Network check

Some network configurations proxy or modify HTTP responses in ways that can interfere with how error pages are delivered. Try switching from Wi-Fi to a mobile hotspot and reloading the page. If it loads on a different network, your router or ISP's infrastructure may be serving a cached error response.

If the error persists

A 500 error that persists for more than a few minutes on a site that is normally reliable almost always means the website operator needs to fix something on their server. Contact the site's support team if you need to use the site and it remains unavailable.

As a user, there is no client-side change you can make that will fix a genuine 500 error on a server you do not control.