4xx

Client Error 4xx
The 4xx (Client Error) class of status code indicates that the client seems to have erred. Except when responding to a HEAD request, the s
400 Bad Request
The 400 (Bad Request) status code indicates that the server cannot or will not process the request due to something that is perceived to be
402 Payment Required
The 402 (Payment Required) status code is reserved for future use.
403 Forbidden
The 403 (Forbidden) status code indicates that the server understood the request but refuses to authorize it. A server that wishes to make
404 Not Found
The 404 (Not Found) status code indicates that the origin server did not find a current representation for the target resource or is not wi
405 Method Not Allowed
The 405 (Method Not Allowed) status code indicates that the method received in the request-line is known by the origin server but not suppo
406 Not Acceptable
The 406 (Not Acceptable) status code indicates that the target resource does not have a current representation that would be acceptable to
408 Request Timeout
The 408 (Request Timeout) status code indicates that the server did not receive a complete request message within the time that it was prep
409 Conflict
The 409 (Conflict) status code indicates that the request could not be completed due to a conflict with the current state of the target res
410 Gone
The 410 (Gone) status code indicates that access to the target resource is no longer available at the origin server and that this condition
411 Length Required
The 411 (Length Required) status code indicates that the server refuses to accept the request without a defined Content-Length (). The cli
413 Payload Too Large
The 413 (Payload Too Large) status code indicates that the server is refusing to process a request because the request payload is larger th
414 URI Too Long
The 414 (URI Too Long) status code indicates that the server is refusing to service the request because the request-target ( ) is longer th
415 Unsupported Media Type
The 415 (Unsupported Media Type) status code indicates that the origin server is refusing to service the request because the payload is in
417 Expectation Failed
The 417 (Expectation Failed) status code indicates that the expectation given in the request's Expect header field () could not be met by a
426 Upgrade Required
The 426 (Upgrade Required) status code indicates that the server refuses to perform the request using the current protocol but might be wil