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417

Expectation Failed

Client Error
RFC 7231

The server cannot meet the requirements of the Expect header.

Detailed Information

The 417 status code indicates that the server cannot meet the requirements of the Expect header.

Common Examples

  • API requests with invalid Expect headers
  • Form submissions with invalid Expect headers

Common Uses

  • API requests with invalid Expect headers
  • Form submissions with invalid Expect headers

Best Practices

  • Use when the request Expect header is not met
  • Include a detailed error message
  • Ensure proper request handling and Expect header validation

Quick Actions

Category Information

Client Error

The request contains bad syntax or cannot be fulfilled

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HTTP Status Codes Reference - Complete List with Descriptions