411 Length Required
The HTTP411 Length Requiredclient error response status code indicates that the server refused to accept the request without a definedContent-Length header.
Note:When sending data in a series of chunks, theContent-Length header is omitted, and at the beginning of each chunk, the length of the current chunk needs to be included in hexadecimal format.SeeTransfer-Encoding for more details.
Status
http
411 Length RequiredExamples
Chunked POST request
The following request is sent chunked, which is the default method of sending data in some cases, such as whenwriting to streams:
http
POST /translate/de HTTP/1.1Host: api.example.comContent-Type: application/jsonTransfer-encoding: chunked2C{"text": "Hurry up, Ayşe is hungry!"}0In this case, the server is expecting a request in one part with aContent-Length header and returns a 411 response:
http
HTTP/1.1 411 Length RequiredContent-Type: application/jsonContent-Length: 110{ "message": "Requests must have a content length header.", "documentation": "http://api/example.com/docs/errors",}Specifications
| Specification |
|---|
| HTTP Semantics # status.411 |