506
HTTP 506 Variant Also Negotiates
5xx Server Error
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5xx Server Error
RFC 2295, Section 8.1
What is HTTP 506 Variant Also Negotiates?
The 506 (Variant Also Negotiates) status code indicates that the server has an internal configuration error where the chosen variant resource is configured to engage in transparent content negotiation itself, creating an infinite negotiation loop.
Common Use Cases
- Misconfigured content negotiation
- Variant configuration errors