HTTP 200 OK vs 406 Not Acceptable
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HTTP 200 (OK) is a 2xx Success response, while 406 (Not Acceptable) is a 4xx Client Error response. 200 indicates that the request succeeded. The meaning depends on the HTTP method: GET returns the resource, POST reports the action result, HEAD returns headers only. In contrast, 406 means that the server cannot produce a response matching the Accept headers sent by the client.
Description
The request succeeded. The meaning depends on the HTTP method: GET returns the resource, POST reports the action result, HEAD returns headers only.
When You See It
The most common HTTP response — indicates the request was processed successfully.
How to Fix
No fix needed. The request succeeded as expected.
Description
The server cannot produce a response matching the Accept headers sent by the client.
When You See It
When requesting a content type the server doesn't support (e.g., Accept: application/xml when only JSON is available).
How to Fix
Adjust the Accept header to a format the server supports.
Key Differences
200 is a 2xx Success response, while 406 is a 4xx Client Error response.
HTTP 200: The request succeeded. The meaning depends on the HTTP method: GET returns the resource, POST reports the action result, HEAD returns headers only.
HTTP 406: The server cannot produce a response matching the Accept headers sent by the client.
You encounter 200 when the most common HTTP response — indicates the request was processed successfully.
You encounter 406 when when requesting a content type the server doesn't support (e.g., Accept: application/xml when only JSON is available).
When to Use Which
For 200 (OK): No fix needed. The request succeeded as expected. For 406 (Not Acceptable): Adjust the Accept header to a format the server supports.