HTTP 206 Partial Content vs 422 Unprocessable Content
HTTP 206 (Partial Content) is a 2xx Success response, while 422 (Unprocessable Content) is a 4xx Client Error response. 206 indicates that the server is delivering only part of the resource due to a Range header sent by the client. Used for resumable downloads and video streaming. In contrast, 422 means that the server understands the content type and syntax, but was unable to process the contained instructions. Common in API validation errors.
Описание
The server is delivering only part of the resource due to a Range header sent by the client. Used for resumable downloads and video streaming.
Когда вы это видите
During video streaming, large file downloads, or when resuming interrupted downloads.
Как исправить
No fix needed. This is normal behavior for range requests.
Описание
The server understands the content type and syntax, but was unable to process the contained instructions. Common in API validation errors.
Когда вы это видите
When form validation fails — correct syntax but invalid data (e.g., email format wrong, date in the past).
Как исправить
Check the response body for specific validation errors and correct the input data.
Ключевые различия
206 is a 2xx Success response, while 422 is a 4xx Client Error response.
HTTP 206: The server is delivering only part of the resource due to a Range header sent by the client. Used for resumable downloads and video streaming.
HTTP 422: The server understands the content type and syntax, but was unable to process the contained instructions. Common in API validation errors.
You encounter 206 when during video streaming, large file downloads, or when resuming interrupted downloads.
You encounter 422 when when form validation fails — correct syntax but invalid data (e.g., email format wrong, date in the past).
Когда что использовать
For 206 (Partial Content): No fix needed. This is normal behavior for range requests. For 422 (Unprocessable Content): Check the response body for specific validation errors and correct the input data.