HTTP 202 Accepted vs 421 Misdirected Request
HTTP 202 (Accepted) is a 2xx Success response, while 421 (Misdirected Request) is a 4xx Client Error response. 202 indicates that the request has been accepted for processing, but the processing has not been completed. The request might or might not eventually be acted upon. In contrast, 421 means that the request was directed at a server that is unable to produce a response for the combination of scheme and authority in the URI.
الوصف
The request has been accepted for processing, but the processing has not been completed. The request might or might not eventually be acted upon.
متى تراه
For async operations like batch jobs, email sending, or background tasks that take time to complete.
كيفية الإصلاح
Poll the provided status URL or wait for a callback/webhook.
الوصف
The request was directed at a server that is unable to produce a response for the combination of scheme and authority in the URI.
متى تراه
With HTTP/2 when a connection is reused for a domain the certificate doesn't cover.
كيفية الإصلاح
Retry the request on a new connection.
الفروق الرئيسية
202 is a 2xx Success response, while 421 is a 4xx Client Error response.
HTTP 202: The request has been accepted for processing, but the processing has not been completed. The request might or might not eventually be acted upon.
HTTP 421: The request was directed at a server that is unable to produce a response for the combination of scheme and authority in the URI.
You encounter 202 when for async operations like batch jobs, email sending, or background tasks that take time to complete.
You encounter 421 when with HTTP/2 when a connection is reused for a domain the certificate doesn't cover.
متى تستخدم أيًا منهما
For 202 (Accepted): Poll the provided status URL or wait for a callback/webhook. For 421 (Misdirected Request): Retry the request on a new connection.