Error codes
Updated at:
Copy as MD
This topic lists the error messages returned when a call to the IoT Blockchain Hub device-side API fails.
Error code | Description | Troubleshooting guide |
0 | Success | None |
-1 | General error | Compare your code with the sample demo to check if the call logic is correct. |
-2 | Input parameter error | Check if the input parameters are correct. |
-3 | Insufficient input buffer size | Check if the input buffer is too small. |
-4 | Request data length is too long | Check if the length of the request data is too long. |
-5 | Out of memory | Check the available memory on the device. |
-6 | Function call error | Check if the adapted low-level function is correct. |
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