Check that the device's device group is selected in the visualizer integration
- In the WebUI, open the Integration's page
- Scroll down to the section Device Group Selection
- Select the device group containing the device of interest
Check that the core is connected to InfluxDB
- In the WebUI, open the Integration's page
- In the section Connection, look for the setting Measurement Name
- The field contains either the measurement name (a string beginning with visualizer__) or an error message
- If the error message is Not available, check data source, then restart the core to reestablish the connection to InfluxDB