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The HTTP 505 HTTP Version Not Supported response status code indicates that the HTTP version used in the request is not supported by the server.

Status

505 HTTP Version Not Supported

Specifications

Specification Title
RFC 7231, section 6.6.6: 505 HTTP Version Not Supported Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content

See also

Document Tags and Contributors

 Contributors to this page: haroldfredshort, fscholz
 Last updated by: haroldfredshort,