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409

Conflict

Client Error
RFC 7231

The request could not be completed due to a conflict with the current state of the resource.

Detailed Information

The 409 status code indicates that the request could not be completed due to a conflict with the current state of the resource.

Common Examples

  • Updating a resource with conflicting data
  • Creating a resource with a duplicate identifier

Common Uses

  • Updating a resource with conflicting data
  • Creating a resource with a duplicate identifier

Best Practices

  • Use when the request conflicts with the current state of the resource
  • Include a detailed error message
  • Ensure proper resource versioning and conflict resolution mechanisms are in place

Quick Actions

Category Information

Client Error

The request contains bad syntax or cannot be fulfilled

Related Status Codes

3 similar
400

Bad Request

The server cannot or will not process the request due to something that is perceived to be a client error.

401

Unauthorized

The request requires user authentication.

402

Payment Required

Reserved for future use.

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HTTP Status Codes Reference - Complete List with Descriptions