Client error codes
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This topic describes the error codes returned by the client.
| Error code | Description | HTTP status code |
| MissingParameter | The required parameter "" is not specified. | 400 |
| InvalidParameter | The specified Action or Version parameter is invalid. | 400 |
| InvalidAccessKeyId.NotFound | The specified AccessKey ID does not exist. | 404 |
| IncompleteSignature | The request signature does not conform to Alibaba Cloud standards. | 400 |
| IllegalTimestamp | The required "Timestamp" parameter is missing. | 400 |
| InvalidOwnerId | The specified OwnerId is invalid. | 400 |
| InvalidOwnerAccount | The specified OwnerAccount is invalid. | 400 |
| InvalidOwner | OwnerId and OwnerAccount cannot be used in the same API request. | 400 |
| Throttling | The request was throttled. | 400 |
| InvalidAction | The specified action is invalid. | 403 |
| ActionUnauthorized | You are not authorized to perform the specified action. | 403 |
| UnsupportedHTTPMethod | The HTTP method is not supported. | 403 |
| UnsupportedParameter | The specified parameter is not supported. | 400 |
| Forbidden.InstanceNotFound | The specified instance was not found. | 404 |
| Forbidden.RAM | You are not authorized to operate on the specified resource, or the API does not support access by a RAM user. | 403 |
| Forbidden. RAM is not supported. | This action cannot be performed using RAM. | 403 |
| Forbidden.RiskControl | This operation is forbidden by the Alibaba Cloud risk control system. | 403 |
| InsufficientBalance | Your account has an insufficient balance. | 400 |
| Forbidden.Authentication | This operation is forbidden by the Alibaba Cloud real-name registration system. | 403 |
| Invalid.ValueNotSupported | The specified parameter "parameter name" is invalid. | 400 |
| Invalid.Malformed | The specified parameter "parameter_name" is invalid. | 400 |
| InvalidParameter | The specified parameter is invalid. | 400 |
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