# Send readings to B3 - no data

Below is an example of an XML when communication with sensor 5:0 worked during the initialisation but S2GW was unable to read the value later on due to e.g. bad radio conditions.

```xml
[05/06/2024 14:35:54:861] [S2Gateway] Sending xml:
<?xml version="1.0" encoding="UTF-8"?>
<Boomerang>
<NodeServer>
<MacAddress>B8:27:EB:A3:A3:4D</MacAddress>
<NodeType>9300</NodeType>
<Status>---</Status>
<Sensor>
<SensorID>5</SensorID>
<SensorIndex>0</SensorIndex>
<SensorType>9301</SensorType>
<Time>12/18/2024 12:58:12</Time>
<ErrorCode>1</ErrorCode>
<ErrorMsg>No communication with node</ErrorMsg>
</Sensor>
<Sensor>
<SensorID>2</SensorID>
<SensorIndex>0</SensorIndex>
<SensorType>9304</SensorType>
<Time>12/18/2024 13:02:17</Time>
<Value>30.70</Value>
</Sensor>
<Sensor>
<SensorID>4</SensorID>
<SensorIndex>1</SensorIndex>
<SensorType>9302</SensorType>
<Time>12/18/2024 13:03:02</Time>
<Value>0.00</Value>
</Sensor>
</NodeServer>
</Boomerang>
```