Status Codes

If an error code starting with APIGW is returned after you call an API, rectify the fault by referring to the instructions provided in API Gateway Error Codes.

• Normal

  Returned Value	Description
  200 OK	Specifies the normal response for the GET and PUT operations.
  201 Created	Specifies the normal response for the POST operation.
  202 Accepted	The request has been accepted for processing.
  204 No Content	Specifies the normal response for the DELETE operation.

• Abnormal

  Returned Value	Description
  400 Bad Request	The server failed to process the request.
  401 Unauthorized	You must enter a username and the password to access the requested page.
  403 Forbidden	Access to the requested page is forbidden.
  404 Not Found	The requested page was not found.
  405 Method Not Allowed	You are not allowed to use the method specified in the request.
  406 Not Acceptable	The response generated by the server could not be accepted by the client.
  407 Proxy Authentication Required	You must use the proxy server for authentication. Then the request can be processed.
  408 Request Timeout	The request timed out.
  409 Conflict	The request could not be processed due to a conflict.
  500 Internal Server Error	The request is not completed because of a service error.
  501 Not Implemented	The request is not completed because the server does not support the requested function.
  502 Bad Gateway	The request is not completed because the server receives an invalid response from an upstream server.
  503 Service Unavailable	The request is not completed because the service is unavailable.
  504 Gateway Timeout	A gateway timeout error occurred.