I have been trying out the latest oH 5.0 Milestone and can’t get my many zigbee Things, connected through the zigbee2mqtt and the mqtt:homeassistant binding to work. The Thing shows “Handler Factory not found” error and the log says:
2025-06-09 10:42:56.644 [WARN ] [.thing.internal.GenericThingProvider] - bundle org.openhab.core.model.thing:5.0.0.202506030300 (214)[org.openhab.core.model.thing.internal.GenericThingProv>
2025-06-09 10:42:56.649 [WARN ] [.thing.internal.GenericThingProvider] - bundle org.openhab.core.model.thing:5.0.0.202506030300 (214)[org.openhab.core.model.thing.internal.GenericThingProv>
2025-06-09 10:42:56.788 [ERROR] [ric.internal.MqttThingHandlerFactory] - bundle org.openhab.binding.mqtt.homeassistant:5.0.0.202506060455 (290)[org.openhab.binding.mqtt.homeassistant.gener>
java.lang.reflect.InvocationTargetException: null
at jdk.internal.reflect.DirectConstructorHandleAccessor.newInstance(Unknown Source) ~[?:?]
at java.lang.reflect.Constructor.newInstanceWithCaller(Unknown Source) ~[?:?]
at java.lang.reflect.Constructor.newInstance(Unknown Source) ~[?:?]
at org.apache.felix.scr.impl.inject.internal.ComponentConstructorImpl.newInstance(ComponentConstructorImpl.java:326) ~[?:?]
at org.apache.felix.scr.impl.manager.SingleComponentManager.createImplementationObject(SingleComponentManager.java:286) ~[?:?]
at org.apache.felix.scr.impl.manager.SingleComponentManager.createComponent(SingleComponentManager.java:115) ~[?:?]