HTTP Status Codes for General Requests

  • Normal

    Table 1 Return codes for successful requests

    Status Code



    Request succeeded.


    Asynchronous requests (such as performing a task) are submitted successfully.

  • Abnormal

    Table 2 Return codes for failed requests

    Status Code


    400 Bad Request

    The server fails to process the request.

    401 Unauthorized

    You must enter the username and password to access the requested page.

    403 Forbidden

    You are forbidden to access the page requested.

    404 Not Found

    The server could not find the requested page.

    405 Method Not Allowed

    The method specified in the request is not allowed.

    409 Conflict

    The request cannot be processed due to conflicts.

    413 Request Entity Too Large

    The request exceeds the resource quota.

    415 Unsupported Media Type

    Content-Type contained in the request header is not application/json.

    422 Unprocessable Entity

    Parameter or object in the request cannot be identified.

    500 Internal Server Error

    Failed to complete the request. The server is abnormal.

    501 Not Implemented

    Failed to complete the request. The server does not support the requested function.

    503 Service Unavailable

    Failed to complete the request. The system is currently unavailable.