Mqtt 2.5 - exception when installing binding

Folks,

Having a pretty rotten time getting things working :smiley:

I’ve since upgraded to 2.5 (new docker on rpi, restored from 2.4 backup) and am now looking at migrating everything from mqtt1 to mqtt2.

I’ve installed the binding through paperUI and get an exception in the log (Below)
I then add a thing and in PaperUI it shows as bridge uninitialised.
Log file is strewn with errors and exceptions.

thing file:

Bridge mqtt:broker:mosquitto "Mosquitto MQTT Broker X" [ host="mqtt.home", secure=false, port=1883, clientID="OH21"]
{
    // //Main Light
    Thing mqtt:topic:mosquitto:MQTestThingPowerSocket "MQ Test Thing - Power Socker" 
    {
        Channels:
            Type switch : TestPowerSwitch   "Power Switch"      [
                                                                    commandTopic="X/cmnd/tasmota/POWER",
                                                                    stateTopic="X/stat/tasmota/POWER"
                                                                ]
    }

log exceptions:
this is after restarting the container

2019-12-30 21:27:22.572 [ERROR] [org.openhab.binding.mqtt                          ] - bundle org.openhab.binding.mqtt:2.5.0 (304)[org.openhab.binding.mqtt.internal.MqttBrokerHandlerFactory(375)] :  Error during instantiation of the implementation object
java.lang.NoClassDefFoundError: org/openhab/binding/mqtt/MqttBindingConstants
	at org.openhab.binding.mqtt.internal.MqttBrokerHandlerFactory.<clinit>(MqttBrokerHandlerFactory.java:52) ~[?:?]
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_232]
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_232]
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_232]
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[?:1.8.0_232]
	at org.apache.felix.scr.impl.inject.ComponentConstructor.newInstance(ComponentConstructor.java:309) ~[bundleFile:?]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.createImplementationObject(SingleComponentManager.java:277) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.createComponent(SingleComponentManager.java:114) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.getService(SingleComponentManager.java:982) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.getServiceInternal(SingleComponentManager.java:955) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.getService(SingleComponentManager.java:900) [bundleFile:?]
	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse$1.run(ServiceFactoryUse.java:212) [org.eclipse.osgi-3.12.100.jar:?]
	at java.security.AccessController.doPrivileged(Native Method) [?:1.8.0_232]
	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse.factoryGetService(ServiceFactoryUse.java:210) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse.getService(ServiceFactoryUse.java:111) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.serviceregistry.ServiceConsumer$2.getService(ServiceConsumer.java:45) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.getService(ServiceRegistrationImpl.java:508) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.getService(ServiceRegistry.java:461) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.getService(BundleContextImpl.java:624) [org.eclipse.osgi-3.12.100.jar:?]
	at org.apache.felix.scr.impl.manager.SingleRefPair.getServiceObject(SingleRefPair.java:86) [bundleFile:?]
	at org.apache.felix.scr.impl.inject.BindParameters.getServiceObject(BindParameters.java:47) [bundleFile:?]
	at org.apache.felix.scr.impl.inject.methods.BindMethod.getServiceObject(BindMethod.java:664) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.DependencyManager.getServiceObject(DependencyManager.java:2308) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.DependencyManager.doInvokeBindMethod(DependencyManager.java:1805) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.DependencyManager.invokeBindMethod(DependencyManager.java:1788) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.invokeBindMethod(SingleComponentManager.java:435) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.DependencyManager$MultipleDynamicCustomizer.addedService(DependencyManager.java:325) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.DependencyManager$MultipleDynamicCustomizer.addedService(DependencyManager.java:294) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.customizerAdded(ServiceTracker.java:1216) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.customizerAdded(ServiceTracker.java:1137) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.ServiceTracker$AbstractTracked.trackAdding(ServiceTracker.java:944) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.ServiceTracker$AbstractTracked.track(ServiceTracker.java:880) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.serviceChanged(ServiceTracker.java:1168) [bundleFile:?]
	at org.apache.felix.scr.impl.BundleComponentActivator$ListenerInfo.serviceChanged(BundleComponentActivator.java:125) [bundleFile:?]
	at org.eclipse.osgi.internal.serviceregistry.FilteredServiceListener.serviceChanged(FilteredServiceListener.java:109) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:920) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEventPrivileged(ServiceRegistry.java:862) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEvent(ServiceRegistry.java:801) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.register(ServiceRegistrationImpl.java:127) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.registerService(ServiceRegistry.java:225) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.registerService(BundleContextImpl.java:469) [org.eclipse.osgi-3.12.100.jar:?]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:906) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:892) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.RegistrationManager.changeRegistration(RegistrationManager.java:128) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.registerService(AbstractComponentManager.java:959) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.activateInternal(AbstractComponentManager.java:732) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.DependencyManager$SingleStaticCustomizer.addedService(DependencyManager.java:1045) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.DependencyManager$SingleStaticCustomizer.addedService(DependencyManager.java:999) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.customizerAdded(ServiceTracker.java:1216) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.customizerAdded(ServiceTracker.java:1137) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.ServiceTracker$AbstractTracked.trackAdding(ServiceTracker.java:944) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.ServiceTracker$AbstractTracked.track(ServiceTracker.java:880) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.serviceChanged(ServiceTracker.java:1168) [bundleFile:?]
	at org.apache.felix.scr.impl.BundleComponentActivator$ListenerInfo.serviceChanged(BundleComponentActivator.java:125) [bundleFile:?]
	at org.eclipse.osgi.internal.serviceregistry.FilteredServiceListener.serviceChanged(FilteredServiceListener.java:109) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:920) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEventPrivileged(ServiceRegistry.java:862) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEvent(ServiceRegistry.java:801) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.register(ServiceRegistrationImpl.java:127) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.registerService(ServiceRegistry.java:225) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.registerService(BundleContextImpl.java:469) [org.eclipse.osgi-3.12.100.jar:?]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:906) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:892) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.RegistrationManager.changeRegistration(RegistrationManager.java:128) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.registerService(AbstractComponentManager.java:959) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.activateInternal(AbstractComponentManager.java:732) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.enableInternal(AbstractComponentManager.java:666) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.enable(AbstractComponentManager.java:432) [bundleFile:?]
	at org.apache.felix.scr.impl.manager.ConfigurableComponentHolder.enableComponents(ConfigurableComponentHolder.java:665) [bundleFile:?]
	at org.apache.felix.scr.impl.BundleComponentActivator.initialEnable(BundleComponentActivator.java:338) [bundleFile:?]
	at org.apache.felix.scr.impl.Activator.loadComponents(Activator.java:382) [bundleFile:?]
	at org.apache.felix.scr.impl.Activator.access$200(Activator.java:49) [bundleFile:?]
	at org.apache.felix.scr.impl.Activator$ScrExtension.start(Activator.java:264) [bundleFile:?]
	at org.apache.felix.scr.impl.AbstractExtender.createExtension(AbstractExtender.java:196) [bundleFile:?]
	at org.apache.felix.scr.impl.AbstractExtender.modifiedBundle(AbstractExtender.java:169) [bundleFile:?]
	at org.apache.felix.scr.impl.AbstractExtender.modifiedBundle(AbstractExtender.java:49) [bundleFile:?]
	at org.osgi.util.tracker.BundleTracker$Tracked.customizerModified(BundleTracker.java:482) [osgi.core-6.0.0.jar:?]
	at org.osgi.util.tracker.BundleTracker$Tracked.customizerModified(BundleTracker.java:415) [osgi.core-6.0.0.jar:?]
	at org.osgi.util.tracker.AbstractTracked.track(AbstractTracked.java:232) [osgi.core-6.0.0.jar:?]
	at org.osgi.util.tracker.BundleTracker$Tracked.bundleChanged(BundleTracker.java:444) [osgi.core-6.0.0.jar:?]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:908) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEventPrivileged(EquinoxEventPublisher.java:213) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:120) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:112) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.framework.EquinoxContainerAdaptor.publishModuleEvent(EquinoxContainerAdaptor.java:168) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.container.Module.publishEvent(Module.java:476) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.container.Module.start(Module.java:467) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1634) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1614) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.doContainerStartLevel(ModuleContainer.java:1585) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1528) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) [org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(EventManager.java:340) [org.eclipse.osgi-3.12.100.jar:?]
Caused by: java.lang.ClassNotFoundException: org.openhab.binding.mqtt.MqttBindingConstants cannot be found by org.openhab.binding.mqtt_2.5.0
	at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:433) ~[org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:395) ~[org.eclipse.osgi-3.12.100.jar:?]
	at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:387) ~[org.eclipse.osgi-3.12.100.jar:?]

Not sure if I am doing something wrong? Just installing the binding creates errors…

So which is it, you create the Things in PaperUI or you are using .things files? You can’t define the same Thing in both places at the same time. Choose one and stick to it. I recommend using PaperUI/the REST API Docs to create your Things. You will never get the syntax wrong and all the available options will be apparent to you.

This could be relevant to the error, I can’t say.

I recommend:

  • remove all your MQTT Things from PaperUI and .things files
  • stop openHAB and clean the cache
  • restart, give OH time to reinstall the bindings
  • create the MQTT Broker Thing through PaperUI

Any errors to this point? If not does the Broker Thing show as online? If so create a Generic MQTT Thing. Any errors? If not create and link the Item and test it out.

If you see any errors, stop and report them back here.

Is mqtt1 still installed? This will not work. Uninstall mqtt1, stop OH, clear cache and restart.