Returned Values¶
Normal
Returned Value
Description
200
The task is successfully delivered.
202
After the task is successfully delivered, the task to be delivered shall be postponed because the system is busy.
204
The task is successfully delivered.
Abnormal
Returned Value
Description
400 Bad Request
The server failed to process the request.
401 Unauthorized
You need to enter the username and password to access the page requested.
403 Forbidden
You are forbidden to access the page requested.
404 Not Found
The server cannot find the page requested.
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 cannot 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 cannot be processed due to a conflict.
500 Internal Server Error
Failed to complete the request because an internal service error occurs. A service exception occurred.
501 Not Implemented
Failed to complete the request because an internal service error occurs. The server does not support the requested function.
502 Bad Gateway
Failed to complete the request because an internal service error occurs. Failed to complete the request because the server receives an invalid request.
503 Service Unavailable
Failed to complete the request because an internal service error occurs. The system is currently unavailable.
504 Gateway Timeout
A gateway timeout error occurs.