506 Variant Also Negotiates
Server configuration error in content negotiation.
What it means
A circular reference in transparent content negotiation.
What your client should do
Report it to the server owner.
Should you retry?
No. Repeating the same request will give the same result.
Try it
The free practice API returns this status on demand, with the headers a well-behaved API would send. Call GET /api/play/status/506 from Endpoint Client and open the Explain tab.
Defined in RFC 2295. All status codes and headers