Error Code Reference

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Client Errors

Error Code Description HTTP Status Code Semantics
MissingParameter The required parameter "<parameter name>" is missing. 400 Missing parameter
InvalidParameter The value of parameter "<parameter name>" is invalid. 400 Invalid parameter value
UnsupportedOperation The specified operation is not supported. 400 Unsupported operation
NoSuchVersion The specified API version does not exist. 400 Invalid version
Throttling Your request was denied due to traffic shaping. 400 Operation rejected by the traffic shaping system
InvalidAccessKeyId.NotFound The AccessKey ID does not exist. 400 Invalid AccessKey
Forbidden You are not authorized to perform this operation on the specified resource. 403 Operation forbidden
Forbidden.RiskControl This operation is forbidden by the Alibaba Cloud risk governance system. 403 Operation forbidden by the risk governance system
SignatureDoesNotMatch The signature you provided does not match the one we calculated. For more information, see the API authentication reference. 403 Invalid signature
Forbidden.UserVerification Your Alibaba Cloud account has not completed real-name verification. 403 Real-name verification required

Server Errors

Error Code Description HTTP Status Code Semantics
InternalError An unknown error occurred while processing your request. 500 Server failed to process the request
ServiceUnavailable The server is temporarily unavailable. 503 Server is currently unable to process the request