HTTP 201 Created vs 506 Variant Also Negotiates
HTTP 201 (Created) is a 2xx Success response, while 506 (Variant Also Negotiates) is a 5xx Server Error response. 201 indicates that the request succeeded and a new resource was created. Typically returned after POST or PUT requests that create a new entity. In contrast, 506 means that the server has an internal configuration error: the chosen variant resource is configured to engage in content negotiation itself.
説明
The request succeeded and a new resource was created. Typically returned after POST or PUT requests that create a new entity.
このコードが表示される場合
After successfully creating a new user, post, order, or other resource via a REST API.
解決方法
No fix needed. Check the Location header for the URL of the new resource.
説明
The server has an internal configuration error: the chosen variant resource is configured to engage in content negotiation itself.
このコードが表示される場合
Rare. Indicates a misconfigured server-side content negotiation loop.
解決方法
Fix the server's content negotiation configuration.
主な違い
201 is a 2xx Success response, while 506 is a 5xx Server Error response.
HTTP 201: The request succeeded and a new resource was created. Typically returned after POST or PUT requests that create a new entity.
HTTP 506: The server has an internal configuration error: the chosen variant resource is configured to engage in content negotiation itself.
You encounter 201 when after successfully creating a new user, post, order, or other resource via a REST API.
You encounter 506 when rare. Indicates a misconfigured server-side content negotiation loop.
どちらをいつ使うか
For 201 (Created): No fix needed. Check the Location header for the URL of the new resource. For 506 (Variant Also Negotiates): Fix the server's content negotiation configuration.