HTTP 201 Created vs 505 HTTP Version Not Supported
HTTP 201 (Created) is a 2xx Success response, while 505 (HTTP Version Not Supported) 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, 505 means that the server does not support the HTTP version used in the request.
Description
The request succeeded and a new resource was created. Typically returned after POST or PUT requests that create a new entity.
When You See It
After successfully creating a new user, post, order, or other resource via a REST API.
How to Fix
No fix needed. Check the Location header for the URL of the new resource.
Description
The server does not support the HTTP version used in the request.
When You See It
When a client uses an HTTP version the server doesn't support.
How to Fix
Use a supported HTTP version (typically HTTP/1.1 or HTTP/2).
Key Differences
201 is a 2xx Success response, while 505 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 505: The server does not support the HTTP version used in the request.
You encounter 201 when after successfully creating a new user, post, order, or other resource via a REST API.
You encounter 505 when when a client uses an HTTP version the server doesn't support.
When to Use Which
For 201 (Created): No fix needed. Check the Location header for the URL of the new resource. For 505 (HTTP Version Not Supported): Use a supported HTTP version (typically HTTP/1.1 or HTTP/2).