status Registered
Verified 2026-09-18 · registry updated
2025-09-15HTTP 506 Variant Also Negotiates
The selected representation is configured to negotiate again and creates a loop.
Use 506 to report a server-side transparent content negotiation configuration error.
httpstatus codecontent negotiation
Response (http)
HTTP/1.1 506 Variant Also Negotiates
Use 506 to report a server-side transparent content negotiation configuration error.
Common mistakes
- Enabling transparent content negotiation on a resource whose chosen variant negotiates again.
Registry reference: rfc2295