HTTP 204 No Content vs 405 Method Not Allowed
HTTP 204 (No Content) is a 2xx Success response, while 405 (Method Not Allowed) is a 4xx Client Error response. 204 indicates that the server successfully processed the request but is not returning any content. Common for DELETE operations and form submissions that don't need a response body. In contrast, 405 means that the HTTP method is not allowed for the requested resource. The response includes an Allow header listing valid methods.
Description
The server successfully processed the request but is not returning any content. Common for DELETE operations and form submissions that don't need a response body.
Quand vous le voyez
After DELETE requests, PUT updates where no body is needed, or CORS preflight responses.
Comment résoudre
No fix needed. The action was successful; there is simply no content to return.
Description
The HTTP method is not allowed for the requested resource. The response includes an Allow header listing valid methods.
Quand vous le voyez
When sending POST to a read-only endpoint, or DELETE to a non-deletable resource.
Comment résoudre
Check the Allow response header for supported methods. Use the correct HTTP method.
Différences clés
204 is a 2xx Success response, while 405 is a 4xx Client Error response.
HTTP 204: The server successfully processed the request but is not returning any content. Common for DELETE operations and form submissions that don't need a response body.
HTTP 405: The HTTP method is not allowed for the requested resource. The response includes an Allow header listing valid methods.
You encounter 204 when after DELETE requests, PUT updates where no body is needed, or CORS preflight responses.
You encounter 405 when when sending POST to a read-only endpoint, or DELETE to a non-deletable resource.
Quand utiliser lequel
For 204 (No Content): No fix needed. The action was successful; there is simply no content to return. For 405 (Method Not Allowed): Check the Allow response header for supported methods. Use the correct HTTP method.