The server cannot or will not process the request due to something that is perceived as a client error (e.g., malformed request syntax, invalid request message framing, or deceptive request routing).
Client Error
400 Bad Request
Source: RFC7231 Section 6.5.1
References for code 400
- Rails HTTP Status Symbol
:bad_request - Go HTTP Status Constant
http.StatusBadRequest - Symfony HTTP Status Constant
Response::HTTP_BAD_REQUEST - Python 2 HTTP Status Constant
httplib.BAD_REQUEST - Python 3+ HTTP Status Constant
http.client.BAD_REQUEST - Python 3.5+ HTTP Status Constant
http.HTTPStatus.BAD_REQUEST