Errors

In the case of errors in the request, an error code will be set properly. The response status will be set to the respective HTTP status code and the body may contain a JSON value with more information concerning the error.

The status codes and JSON structure are described below. However, some APIs may differ slightly. In such case, refer to the specific API documentation for further information.

HTTP Status Codes

The following table contain the main codes and their simple descriptions. See specific API documentations for more detailed information.

Code	Status	Description
400	bad_request	Some required parameter was not informed.
401	unauthorized	The authentication is wrong. See Authentication.
403	forbidden	The request wan not accepted due to semantic permission errors.
404	not_found	Some resource was not found.
406	not_acceptable	The requested format is not accepted. Make sure the "Content-Type" header is set correctly.
409	conflict	A semantic conflict happened.
422	unprocessable_entity	A validation error occurred.
500	internal_server_error	An unknown error happened.