NPE in ZoneTopologyListener.parseConnectedDeviceNames

[rhierlmeier]

Exception in thread "Thread-3" java.lang.NullPointerException at com.github.kilianB.sonos.listener.ZoneTopologyListener.parseConnectedDeviceNames(ZoneTopologyListener.java:89) at com.github.kilianB.sonos.listener.ZoneTopologyListener.initialEventReceived(ZoneTopologyListener.java:54) at com.github.kilianB.uPnPClient.UPnPDevice.parseUPnPEvent(UPnPDevice.java:543) at com.github.kilianB.uPnPClient.UPnPDevice.lambda$new$1(UPnPDevice.java:456) at java.base/java.lang.Thread.run(Thread.java:834)

[KilianB]

Java-Sonos-Controller/src/main/java/com/github/kilianB/sonos/listener/ZoneTopologyListener.java

Line 89 in 8588b20

List<Element> zoneGroups = property.getChild("ZoneGroups").getChildren("ZoneGroup");

Could you please print out the upnp event and property this is happening for?

[rhierlmeier]

Sorry I cannot repoduce the problem. It happened in a docker container. The upnp event came from a Sonos One.