HTTP 508 Loop Detected: Meaning & How to Fix

Quick answer

HTTP status code 508 (Loop Detected) means: The server detected an infinite loop while processing the request. Yes, a server error: the website failed to handle the request. Usually only the site owner or host can fix it.

Is it an error?

5xx Server errors

Yes, a server error: the website failed to handle the request. Usually only the site owner or host can fix it.

The server failed to handle a valid request; the problem is on the website's side.

Common causes

Redirect or reference loop in the server configuration
Server misconfiguration (.htaccess, server or proxy rules)

If you are visiting the site

Contact the website if the problem continues

If you run the website

Review recent configuration changes (.htaccess, nginx/Apache rules)

Frequently asked questions

What does HTTP 508 mean?

HTTP status code 508 (Loop Detected) means: The server detected an infinite loop while processing the request.

Is HTTP 508 an error?

Yes, a server error: the website failed to handle the request. Usually only the site owner or host can fix it.

How do I fix a 508 error?

If you are visiting the site: Contact the website if the problem continues. If you run the website: Review recent configuration changes (.htaccess, nginx/Apache rules).

5xx Server errors

HTTP 500 Internal Server ErrorThe server hit an unexpected error and could not complete the request.HTTP 501 Not ImplementedThe server does not support the function needed to complete the request.HTTP 502 Bad GatewayA gateway or proxy server received an invalid response from the server behind it.HTTP 503 Service UnavailableThe server is temporarily unable to handle the request because it is overloaded or under maintenance.HTTP 504 Gateway TimeoutA gateway or proxy server did not get a response in time from the server behind it.HTTP 505 HTTP Version Not SupportedThe server does not support the HTTP version used in the request.HTTP 507 Insufficient StorageThe server does not have enough storage space to complete the request.HTTP 511 Network Authentication RequiredYou must sign in to the network (for example hotel, airport or public Wi-Fi) before you can use the internet.