417
Expectation Failed
Client Error
Description
The server cannot meet the requirements of the Expect request-header field
Common Usage
Expect header can't be satisfied
Example Response
How this status code appears in HTTP responses
HTTP Response Header
HTTP/1.1 417 Expectation FailedcURL Example
curl -I https://example.com
# Returns: HTTP/1.1 417 Expectation FailedClient Error Response
This is a client error response indicating the request contains bad syntax or cannot be fulfilled.
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