如果成功調用雲Message QueueTT 版的OpenAPI，則會返回給用戶端ResponseCode=200；如果調用失敗，會返回對應的異常錯誤碼以及描述資訊。您可以根據以下異常資訊對照表尋找對應的解決方案。
Token相關錯誤碼
| HttpCode | 錯誤碼 | 錯誤資訊 | 描述 |
| 404 | ApiNotSupport | The specified API is not supported. | 當前介面不支援，請檢查。 |
| 400 | ApplyTokenOverFlow | You have applied for tokens too many times. Please try again later. | 申請token頻率過高，系統限流，請重試。 |
| 400 | CheckAccountInfoFailed | An error occurred while checking the account information by the STS token. | 解析STS token帳號資訊失敗。 |
| 400 | InstancePermissionCheckFailed | An error occurred while validating the permissions of the instance. Please verify the account that created the instance and its permissions settings. | 執行個體許可權校正失敗，請確認雲Message QueueTT 版執行個體的所屬關係以及授權策略。 |
| 500 | InternalError | An error occurred while processing your request. Try again later. | 雲Message QueueTT 版後端服務異常，請重試。 |
| 400 | ParameterCheckFailed | An error occurred while validating the parameters. The parameters may be missing or invalid. | 參數校正失敗，可能缺失或者傳入值非法。 |
| 400 | PermissionCheckFailed | An error occurred while validating the resource permissions. Please check the account that created the instance, topic, and GroupId, and check their permission settings. | 資源許可權校正失敗，請檢查執行個體、Topic和Group ID的所屬許可權和授權策略。 |
| 500 | SystemOverFlow | An error occurred while processing your request. Please try again. | 系統限流，請重試。 |
| 400 | InvalidParameter.%s | An error occurred while validating the parameter. The parameter may be missing or invalid. | 參數校正失敗，可能缺失或者傳入值非法。 |
Group ID相關錯誤碼
| HttpCode | 錯誤碼 | 錯誤資訊 | 描述 |
| 500 | CreateGroupIdError | Failed to create GroupId. Try again later. | 建立Group ID請求執行失敗，請稍後重試。 |
| 400 | GroupIdAlreadyExsited | The specified GroupId already exists. | 當前Group ID已經存在。 |
| 400 | GroupIdAlreadyUsedByOtherUsers | The current GroupId is used by another user. Please change to a different GroupId. | 當前Group ID已經被其他使用者佔用，請更換其他名稱。 |
| 500 | InternalError | An error occurred while processing your request. Try again later. | 雲Message QueueTT 版後端服務異常，請重試。 |
| 400 | ParameterFieldCheckFailed | Failed to validate the parameters. The parameters may be missing or invalid. | 參數校正失敗，可能缺失或者傳入值非法。 |
| 400 | InstancePermissionCheckFailed | An error occurred while validating the permissions of the instance. Please verify the account that created the instance and its permissions settings. | 執行個體許可權校正失敗，請確認雲Message QueueTT 版執行個體的所屬關係以及授權策略。 |
| 400 | InstanceNotFound | Failed to find the instance. The instanceId may be invalid. | 無法找到執行個體。 |
| 400 | PermissionCheckFailed | An error occurred while validating the resource permissions. Please check the account that created the instance, topic, and GroupId, and check their permission settings. | 資源許可權校正失敗，請檢查執行個體、Topic和Group ID的所屬許可權和授權策略。 |
訪問錯誤中心查看更多錯誤碼。