| 4001 | unauthorized | Unauthorized. |
| 60101 | invalid_parameters | Check the sdk initialization init parameters. |
| 60102 | invalid_token | invalid session token. |
| 60103 | expired_token | Generate token again. |
| 60104 | invalid_channel_id | Invalid channel ID. |
| 60901 | server_not_responding | The server is not responding. |
| 60902 | unable_to_connect | Unable to connect to the server. |
| 60903 | unable_to_subscribe_event | Unable to subscribe to the event. |
| 60904 | not_connected | The device is not connected to the server. |
| 60999 | unknown_error | Check the message on the console. |