Common codes on devices indicate the results that are returned to IoT Platform in response to requests from IoT Platform.
| Result code | Message | Description |
|---|---|---|
| 200 | success | The request is successful. |
| 400 | request error | Internal service error. |
| 460 | request parameter error | The request parameters are invalid. The device has failed input parameter verification. |
| 429 | too many requests | The system is busy. This code can be used when the device is too busy to process the request. |
| 100000-110000 | Device-specific error messages | Devices use numbers from 100000 to 110000 to indicate device-specific error messages. |