Status Codes

When you call any of the Oracle Developer Cloud Service REST resources, the Response header returns one of the standard HTTP status codes defined in the following table.

HTTP Status Code	Description
200 OK	The request was successfully completed. A 200 status is returned for a successful GET or POST method.
400 Bad Request	The request could not be processed because it contains missing or invalid information (such as, a validation error on an input field, a missing required value, and so on).
401 Unauthorized	The request is not authorized. The authentication credentials included with this request are missing or invalid.
403 Forbidden	The user cannot be authenticated. The user does not have authorization to perform this request.
404 Not Found	The request includes a resource URI that does not exist.
409 Concurrent Update	The request to update an issue could not be completed because, since the time the issue was fetched, it has been modified by another request .
500 Internal Server Error	The server encountered an unexpected condition that prevented it from fulfilling the request.
503 Service Unavailable	The server is unable to handle the request due to temporary overloading or maintenance of the server. The Oracle Developer Cloud Service REST web application is not currently running.