Error Code Check List
The multi-device version client software will show the log information. If an error code is reported, this table can be queried.
| Code | Description | Note |
| 255 | Timeout error | Device repeated login or network link issues |
| 0 | Success | |
| 1 | Incomplete package | |
| 2 | CRC error | |
| 3 | Server busy | |
| 4 | Execution error | |
| 5 | Incorrect username or password | |
| 6 | Insufficient permissions | |
| 7 | parameter error | |
| 8 | Exit Exception | |
| 9 | Heartbeat interruption | |
| 10 | System upgrade failed | |
| 11 | Out of memory | |
| 12 | Unsupported features | |
| 13 | Existed | |
| 14 | Not present | |
| 15 | User repeated login | |
| 16 | Not Logged In | |
| 17 | Started | |
| 18 | Ended | |
| 19 | Not connected | |
| 20 | Failed to start thread | |
| 21 | End thread failed | |
| 22 | Callback not set | |
| 23 | Network anomaly | |
| 25 | Timeout | |
| 47 | Incorrect file format | |
| 51 | Upgrade file format error |
