Serial Error: Port /dev/ttyUSB0 does not exist (COMMUNICATION ERROR)

say again???
that seems super odd… Perhaps try again???
Again I know zip about apparmor but if it were me, I’d try getting OpenHAB to run with apparmor turned off. If it is a brand new OpenHAB install, I’d even consider reinstalling OpenHAB with it shut off if I had to. Again, please take this advise with great care, I know nothing of what I’m speaking

Yeah I already did that. Turned off apparmor and then I wasnt getting any errors from dmesg | grep tty but then openhab wouldn’t open. I reinstalled openhab and tried running it again but didn’t work.

Well to me it sounds like we may be starting to understand the issue, just not how to fix it quite yet.

It may be helpful to more fully describe

What do you mean ‘wouldn’t open’? In a browser you go to IP address of OpenHAB and get not found error in browser? Describe how you attempted to run OpenHAB and what happens, how are you accessing it ect. How does it work when apparmor running that it does not do when apparmor is shut off

When the apparmor is on, I simply go to the browser and use my IP Address followed by 8080 to open the online GUI. Once I disabled apparmor, I did the same but now it says Webpage not found. I checked the internet connection, everything else seemed to be working just fine.

wow
something is screw bally and I don’t think it is OpenHAB necessarily itself. How about this, stop openhab, stop apparmor, start OpenHAB,then go check the log files and see if OpenHAB is starting normally and just not reachable for whatever reason or if there are errors in the log which may provide clues.

This is what I get when I disable Apparmor and try to run openhab. Where can I see the logs?

info about logs in link below clicky clicky

No such file or directory. I think third party apps are not running anymore. I was also working on an assignment using Atom but I cant open Atom anymore either.

they are there somewhere… keep looking
If OpenHAB has ever run on this box, there are log files

I found them. They’re ugly. I think the last few lines tells you the events after apparmor was disabled

2019-07-07 12:45:52.313 [ERROR] [.eclipse.smarthome.io.transport.mdns] - [org.eclipse.smarthome.io.transport.mdns.client(85)] The activate method has thrown an exception
java.lang.IllegalStateException: No mDNS service has been started
	at org.eclipse.smarthome.io.transport.mdns.internal.MDNSClientImpl.activate(MDNSClientImpl.java:88)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[:1.8.0_112]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)[:1.8.0_112]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[:1.8.0_112]
	at java.lang.reflect.Method.invoke(Method.java:498)[:1.8.0_112]
	at org.apache.felix.scr.impl.inject.BaseMethod.invokeMethod(BaseMethod.java:224)
	at org.apache.felix.scr.impl.inject.BaseMethod.access$500(BaseMethod.java:39)
	at org.apache.felix.scr.impl.inject.BaseMethod$Resolved.invoke(BaseMethod.java:617)
	at org.apache.felix.scr.impl.inject.BaseMethod.invoke(BaseMethod.java:501)
	at org.apache.felix.scr.impl.inject.ActivateMethod.invoke(ActivateMethod.java:302)
	at org.apache.felix.scr.impl.inject.ActivateMethod.invoke(ActivateMethod.java:294)
	at org.apache.felix.scr.impl.manager.SingleComponentManager.createImplementationObject(SingleComponentManager.java:297)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.createComponent(SingleComponentManager.java:108)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.getService(SingleComponentManager.java:906)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.getServiceInternal(SingleComponentManager.java:879)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.getService(SingleComponentManager.java:823)[32:org.apache.felix.scr:2.0.6]
	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse$1.run(ServiceFactoryUse.java:212)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at java.security.AccessController.doPrivileged(Native Method)[:1.8.0_112]
	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse.factoryGetService(ServiceFactoryUse.java:210)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse.getService(ServiceFactoryUse.java:111)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceConsumer$2.getService(ServiceConsumer.java:45)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.getService(ServiceRegistrationImpl.java:496)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.getService(ServiceRegistry.java:461)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.getService(BundleContextImpl.java:619)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at com.eclipsesource.jaxrs.publisher.internal.ResourceTracker.addingService(ResourceTracker.java:39)[10:com.eclipsesource.jaxrs.publisher:5.3.1.201602281253]
	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:941)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:870)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.AbstractTracked.trackAdding(AbstractTracked.java:256)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.AbstractTracked.track(AbstractTracked.java:229)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.ServiceTracker$Tracked.serviceChanged(ServiceTracker.java:901)[org.osgi.core-6.0.0.jar:]
	at org.eclipse.osgi.internal.serviceregistry.FilteredServiceListener.serviceChanged(FilteredServiceListener.java:109)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:914)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEventPrivileged(ServiceRegistry.java:862)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEvent(ServiceRegistry.java:801)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.register(ServiceRegistrationImpl.java:127)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.registerService(ServiceRegistry.java:225)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.registerService(BundleContextImpl.java:464)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:886)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:873)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.RegistrationManager.changeRegistration(RegistrationManager.java:132)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.registerService(AbstractComponentManager.java:940)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.activateInternal(AbstractComponentManager.java:740)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.enableInternal(AbstractComponentManager.java:674)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.enable(AbstractComponentManager.java:429)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ConfigurableComponentHolder.enableComponents(ConfigurableComponentHolder.java:657)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.BundleComponentActivator.initialEnable(BundleComponentActivator.java:341)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator.loadComponents(Activator.java:403)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator.access$200(Activator.java:54)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator$ScrExtension.start(Activator.java:278)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.utils.extender.AbstractExtender.createExtension(AbstractExtender.java:259)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.utils.extender.AbstractExtender.modifiedBundle(AbstractExtender.java:232)[32:org.apache.felix.scr:2.0.6]
	at org.osgi.util.tracker.BundleTracker$Tracked.customizerModified(BundleTracker.java:482)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.BundleTracker$Tracked.customizerModified(BundleTracker.java:415)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.AbstractTracked.track(AbstractTracked.java:232)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.BundleTracker$Tracked.bundleChanged(BundleTracker.java:444)[org.osgi.core-6.0.0.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:902)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEventPrivileged(EquinoxEventPublisher.java:165)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:75)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:67)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxContainerAdaptor.publishModuleEvent(EquinoxContainerAdaptor.java:102)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.Module.publishEvent(Module.java:466)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.Module.start(Module.java:457)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1582)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1562)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.doContainerStartLevel(ModuleContainer.java:1533)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1476)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(EventManager.java:340)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
2019-07-07 12:45:52.322 [WARN ] [.eclipse.smarthome.io.transport.mdns] - FrameworkEvent WARNING - org.eclipse.smarthome.io.transport.mdns
org.osgi.framework.ServiceException: org.apache.felix.scr.impl.manager.SingleComponentManager.getService() returned a null service object
	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse.factoryGetService(ServiceFactoryUse.java:232)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse.getService(ServiceFactoryUse.java:111)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceConsumer$2.getService(ServiceConsumer.java:45)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.getService(ServiceRegistrationImpl.java:496)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.getService(ServiceRegistry.java:461)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.getService(BundleContextImpl.java:619)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at com.eclipsesource.jaxrs.publisher.internal.ResourceTracker.addingService(ResourceTracker.java:39)[10:com.eclipsesource.jaxrs.publisher:5.3.1.201602281253]
	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:941)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:870)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.AbstractTracked.trackAdding(AbstractTracked.java:256)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.AbstractTracked.track(AbstractTracked.java:229)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.ServiceTracker$Tracked.serviceChanged(ServiceTracker.java:901)[org.osgi.core-6.0.0.jar:]
	at org.eclipse.osgi.internal.serviceregistry.FilteredServiceListener.serviceChanged(FilteredServiceListener.java:109)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:914)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEventPrivileged(ServiceRegistry.java:862)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEvent(ServiceRegistry.java:801)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.register(ServiceRegistrationImpl.java:127)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.registerService(ServiceRegistry.java:225)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.registerService(BundleContextImpl.java:464)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:886)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:873)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.RegistrationManager.changeRegistration(RegistrationManager.java:132)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.registerService(AbstractComponentManager.java:940)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.activateInternal(AbstractComponentManager.java:740)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.enableInternal(AbstractComponentManager.java:674)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.enable(AbstractComponentManager.java:429)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ConfigurableComponentHolder.enableComponents(ConfigurableComponentHolder.java:657)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.BundleComponentActivator.initialEnable(BundleComponentActivator.java:341)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator.loadComponents(Activator.java:403)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator.access$200(Activator.java:54)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator$ScrExtension.start(Activator.java:278)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.utils.extender.AbstractExtender.createExtension(AbstractExtender.java:259)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.utils.extender.AbstractExtender.modifiedBundle(AbstractExtender.java:232)[32:org.apache.felix.scr:2.0.6]
	at org.osgi.util.tracker.BundleTracker$Tracked.customizerModified(BundleTracker.java:482)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.BundleTracker$Tracked.customizerModified(BundleTracker.java:415)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.AbstractTracked.track(AbstractTracked.java:232)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.BundleTracker$Tracked.bundleChanged(BundleTracker.java:444)[org.osgi.core-6.0.0.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:902)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEventPrivileged(EquinoxEventPublisher.java:165)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:75)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:67)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxContainerAdaptor.publishModuleEvent(EquinoxContainerAdaptor.java:102)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.Module.publishEvent(Module.java:466)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.Module.start(Module.java:457)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1582)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1562)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.doContainerStartLevel(ModuleContainer.java:1533)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1476)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(EventManager.java:340)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
2019-07-07 12:45:52.322 [ERROR] [.eclipse.smarthome.io.transport.mdns] - [org.eclipse.smarthome.io.transport.mdns.client(85)] The activate method has thrown an exception
java.lang.IllegalStateException: No mDNS service has been started
	at org.eclipse.smarthome.io.transport.mdns.internal.MDNSClientImpl.activate(MDNSClientImpl.java:88)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[:1.8.0_112]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)[:1.8.0_112]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[:1.8.0_112]
	at java.lang.reflect.Method.invoke(Method.java:498)[:1.8.0_112]
	at org.apache.felix.scr.impl.inject.BaseMethod.invokeMethod(BaseMethod.java:224)
	at org.apache.felix.scr.impl.inject.BaseMethod.access$500(BaseMethod.java:39)
	at org.apache.felix.scr.impl.inject.BaseMethod$Resolved.invoke(BaseMethod.java:617)
	at org.apache.felix.scr.impl.inject.BaseMethod.invoke(BaseMethod.java:501)
	at org.apache.felix.scr.impl.inject.ActivateMethod.invoke(ActivateMethod.java:302)
	at org.apache.felix.scr.impl.inject.ActivateMethod.invoke(ActivateMethod.java:294)
	at org.apache.felix.scr.impl.manager.SingleComponentManager.createImplementationObject(SingleComponentManager.java:297)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.createComponent(SingleComponentManager.java:108)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.getService(SingleComponentManager.java:906)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.getServiceInternal(SingleComponentManager.java:879)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.getService(SingleComponentManager.java:823)[32:org.apache.felix.scr:2.0.6]
	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse$1.run(ServiceFactoryUse.java:212)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at java.security.AccessController.doPrivileged(Native Method)[:1.8.0_112]
	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse.factoryGetService(ServiceFactoryUse.java:210)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse.getService(ServiceFactoryUse.java:111)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceConsumer$2.getService(ServiceConsumer.java:45)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.getService(ServiceRegistrationImpl.java:496)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.getService(ServiceRegistry.java:461)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.getService(BundleContextImpl.java:619)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.apache.felix.scr.impl.manager.SingleRefPair.getServiceObject(SingleRefPair.java:72)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.inject.BindMethod.getServiceObject(BindMethod.java:648)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.DependencyManager.getServiceObject(DependencyManager.java:2201)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.DependencyManager.doInvokeBindMethod(DependencyManager.java:1714)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.DependencyManager.invokeBindMethod(DependencyManager.java:1699)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.invokeBindMethod(SingleComponentManager.java:371)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.DependencyManager$SingleDynamicCustomizer.addedService(DependencyManager.java:777)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.DependencyManager$SingleDynamicCustomizer.addedService(DependencyManager.java:743)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.customizerAdded(ServiceTracker.java:1215)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.customizerAdded(ServiceTracker.java:1136)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ServiceTracker$AbstractTracked.trackAdding(ServiceTracker.java:945)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ServiceTracker$AbstractTracked.track(ServiceTracker.java:881)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.serviceChanged(ServiceTracker.java:1167)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.BundleComponentActivator$ListenerInfo.serviceChanged(BundleComponentActivator.java:127)[32:org.apache.felix.scr:2.0.6]
	at org.eclipse.osgi.internal.serviceregistry.FilteredServiceListener.serviceChanged(FilteredServiceListener.java:109)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:914)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEventPrivileged(ServiceRegistry.java:862)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEvent(ServiceRegistry.java:801)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.register(ServiceRegistrationImpl.java:127)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.registerService(ServiceRegistry.java:225)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.registerService(BundleContextImpl.java:464)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:886)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:873)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.RegistrationManager.changeRegistration(RegistrationManager.java:132)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.registerService(AbstractComponentManager.java:940)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.activateInternal(AbstractComponentManager.java:740)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.enableInternal(AbstractComponentManager.java:674)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.enable(AbstractComponentManager.java:429)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ConfigurableComponentHolder.enableComponents(ConfigurableComponentHolder.java:657)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.BundleComponentActivator.initialEnable(BundleComponentActivator.java:341)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator.loadComponents(Activator.java:403)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator.access$200(Activator.java:54)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator$ScrExtension.start(Activator.java:278)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.utils.extender.AbstractExtender.createExtension(AbstractExtender.java:259)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.utils.extender.AbstractExtender.modifiedBundle(AbstractExtender.java:232)[32:org.apache.felix.scr:2.0.6]
	at org.osgi.util.tracker.BundleTracker$Tracked.customizerModified(BundleTracker.java:482)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.BundleTracker$Tracked.customizerModified(BundleTracker.java:415)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.AbstractTracked.track(AbstractTracked.java:232)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.BundleTracker$Tracked.bundleChanged(BundleTracker.java:444)[org.osgi.core-6.0.0.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:902)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEventPrivileged(EquinoxEventPublisher.java:165)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:75)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:67)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxContainerAdaptor.publishModuleEvent(EquinoxContainerAdaptor.java:102)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.Module.publishEvent(Module.java:466)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.Module.start(Module.java:457)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1582)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1562)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.doContainerStartLevel(ModuleContainer.java:1533)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1476)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(EventManager.java:340)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
2019-07-07 12:45:52.329 [WARN ] [.eclipse.smarthome.io.transport.mdns] - FrameworkEvent WARNING - org.eclipse.smarthome.io.transport.mdns
org.osgi.framework.ServiceException: org.apache.felix.scr.impl.manager.SingleComponentManager.getService() returned a null service object
	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse.factoryGetService(ServiceFactoryUse.java:232)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse.getService(ServiceFactoryUse.java:111)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceConsumer$2.getService(ServiceConsumer.java:45)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.getService(ServiceRegistrationImpl.java:496)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.getService(ServiceRegistry.java:461)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.getService(BundleContextImpl.java:619)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.apache.felix.scr.impl.manager.SingleRefPair.getServiceObject(SingleRefPair.java:72)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.inject.BindMethod.getServiceObject(BindMethod.java:648)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.DependencyManager.getServiceObject(DependencyManager.java:2201)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.DependencyManager.doInvokeBindMethod(DependencyManager.java:1714)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.DependencyManager.invokeBindMethod(DependencyManager.java:1699)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.invokeBindMethod(SingleComponentManager.java:371)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.DependencyManager$SingleDynamicCustomizer.addedService(DependencyManager.java:777)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.DependencyManager$SingleDynamicCustomizer.addedService(DependencyManager.java:743)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.customizerAdded(ServiceTracker.java:1215)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.customizerAdded(ServiceTracker.java:1136)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ServiceTracker$AbstractTracked.trackAdding(ServiceTracker.java:945)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ServiceTracker$AbstractTracked.track(ServiceTracker.java:881)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ServiceTracker$Tracked.serviceChanged(ServiceTracker.java:1167)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.BundleComponentActivator$ListenerInfo.serviceChanged(BundleComponentActivator.java:127)[32:org.apache.felix.scr:2.0.6]
	at org.eclipse.osgi.internal.serviceregistry.FilteredServiceListener.serviceChanged(FilteredServiceListener.java:109)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:914)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEventPrivileged(ServiceRegistry.java:862)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEvent(ServiceRegistry.java:801)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.register(ServiceRegistrationImpl.java:127)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.registerService(ServiceRegistry.java:225)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.registerService(BundleContextImpl.java:464)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:886)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:873)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.RegistrationManager.changeRegistration(RegistrationManager.java:132)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.registerService(AbstractComponentManager.java:940)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.activateInternal(AbstractComponentManager.java:740)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.enableInternal(AbstractComponentManager.java:674)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.enable(AbstractComponentManager.java:429)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ConfigurableComponentHolder.enableComponents(ConfigurableComponentHolder.java:657)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.BundleComponentActivator.initialEnable(BundleComponentActivator.java:341)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator.loadComponents(Activator.java:403)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator.access$200(Activator.java:54)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator$ScrExtension.start(Activator.java:278)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.utils.extender.AbstractExtender.createExtension(AbstractExtender.java:259)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.utils.extender.AbstractExtender.modifiedBundle(AbstractExtender.java:232)[32:org.apache.felix.scr:2.0.6]
	at org.osgi.util.tracker.BundleTracker$Tracked.customizerModified(BundleTracker.java:482)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.BundleTracker$Tracked.customizerModified(BundleTracker.java:415)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.AbstractTracked.track(AbstractTracked.java:232)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.BundleTracker$Tracked.bundleChanged(BundleTracker.java:444)[org.osgi.core-6.0.0.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:902)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEventPrivileged(EquinoxEventPublisher.java:165)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:75)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:67)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxContainerAdaptor.publishModuleEvent(EquinoxContainerAdaptor.java:102)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.Module.publishEvent(Module.java:466)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.Module.start(Module.java:457)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1582)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1562)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.doContainerStartLevel(ModuleContainer.java:1533)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1476)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(EventManager.java:340)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
2019-07-07 12:45:52.329 [ERROR] [.eclipse.smarthome.io.transport.mdns] - [org.eclipse.smarthome.io.transport.mdns.client(85)] The activate method has thrown an exception
java.lang.IllegalStateException: No mDNS service has been started
	at org.eclipse.smarthome.io.transport.mdns.internal.MDNSClientImpl.activate(MDNSClientImpl.java:88)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[:1.8.0_112]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)[:1.8.0_112]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[:1.8.0_112]
	at java.lang.reflect.Method.invoke(Method.java:498)[:1.8.0_112]
	at org.apache.felix.scr.impl.inject.BaseMethod.invokeMethod(BaseMethod.java:224)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.inject.BaseMethod.access$500(BaseMethod.java:39)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.inject.BaseMethod$Resolved.invoke(BaseMethod.java:617)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.inject.BaseMethod.invoke(BaseMethod.java:501)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.inject.ActivateMethod.invoke(ActivateMethod.java:302)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.inject.ActivateMethod.invoke(ActivateMethod.java:294)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.createImplementationObject(SingleComponentManager.java:297)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.createComponent(SingleComponentManager.java:108)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.getService(SingleComponentManager.java:906)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.SingleComponentManager.getServiceInternal(SingleComponentManager.java:879)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.activateInternal(AbstractComponentManager.java:748)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.enableInternal(AbstractComponentManager.java:674)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.AbstractComponentManager.enable(AbstractComponentManager.java:429)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.manager.ConfigurableComponentHolder.enableComponents(ConfigurableComponentHolder.java:657)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.BundleComponentActivator.initialEnable(BundleComponentActivator.java:341)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator.loadComponents(Activator.java:403)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator.access$200(Activator.java:54)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.scr.impl.Activator$ScrExtension.start(Activator.java:278)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.utils.extender.AbstractExtender.createExtension(AbstractExtender.java:259)[32:org.apache.felix.scr:2.0.6]
	at org.apache.felix.utils.extender.AbstractExtender.modifiedBundle(AbstractExtender.java:232)[32:org.apache.felix.scr:2.0.6]
	at org.osgi.util.tracker.BundleTracker$Tracked.customizerModified(BundleTracker.java:482)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.BundleTracker$Tracked.customizerModified(BundleTracker.java:415)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.AbstractTracked.track(AbstractTracked.java:232)[org.osgi.core-6.0.0.jar:]
	at org.osgi.util.tracker.BundleTracker$Tracked.bundleChanged(BundleTracker.java:444)[org.osgi.core-6.0.0.jar:]
	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:902)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEventPrivileged(EquinoxEventPublisher.java:165)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:75)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:67)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.internal.framework.EquinoxContainerAdaptor.publishModuleEvent(EquinoxContainerAdaptor.java:102)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.Module.publishEvent(Module.java:466)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.Module.start(Module.java:457)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1582)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1562)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.doContainerStartLevel(ModuleContainer.java:1533)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1476)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
	at org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(EventManager.java:340)[org.eclipse.osgi-3.10.101.v20150820-1432.jar:]
2019-07-07 12:45:54.038 [INFO ] [.dashboard.internal.DashboardService] - Started dashboard at /start
2019-07-07 12:45:54.142 [INFO ] [basic.internal.servlet.WebAppServlet] - Started Basic UI at /basicui/app
2019-07-07 12:45:54.168 [INFO ] [arthome.ui.paper.internal.PaperUIApp] - Started Paper UI at /paperui
2019-07-07 12:45:54.195 [INFO ] [panel.internal.HABPanelDashboardTile] - Started HABPanel at /habpanel
2019-07-07 12:45:54.933 [INFO ] [ing.zwave.handler.ZWaveSerialHandler] - Connecting to serial port '/dev/ttyUSB0'
2019-07-07 12:45:54.942 [INFO ] [ing.zwave.handler.ZWaveSerialHandler] - Connecting to serial port '/dev/ttyUSB0'
2019-07-07 12:45:54.954 [INFO ] [ing.zwave.handler.ZWaveSerialHandler] - Connecting to serial port '/dev/ttyUSB0'
2019-07-07 20:11:06.503 [INFO ] [ing.zwave.handler.ZWaveSerialHandler] - Stopped ZWave serial handler
2019-07-07 20:11:06.506 [INFO ] [ing.zwave.handler.ZWaveSerialHandler] - Stopped ZWave serial handler
2019-07-07 20:11:06.508 [INFO ] [ing.zwave.handler.ZWaveSerialHandler] - Stopped ZWave serial handler
2019-07-07 20:11:06.545 [INFO ] [panel.internal.HABPanelDashboardTile] - Stopped HABPanel
2019-07-07 20:11:06.549 [INFO ] [arthome.ui.paper.internal.PaperUIApp] - Stopped Paper UI
2019-07-07 20:11:06.557 [INFO ] [basic.internal.servlet.WebAppServlet] - Stopped Basic UI
2019-07-07 20:11:06.564 [INFO ] [.dashboard.internal.DashboardService] - Stopped dashboard

Some logs from a month back. I think this explains better why serial port wont connect. “Got I/O exception Result too large in readByte during receiving. exiting thread.”

    2019-06-04 01:00:47.596 [INFO ] [thome.model.lsp.internal.ModelServer] - Started Language Server Protocol (LSP) service on port 5007
    2019-06-04 01:00:49.044 [WARN ] [g.eclipse.smarthome.core.net.NetUtil] - Found multiple local interfaces - ignoring 207.23.198.79
    2019-06-04 01:00:52.012 [INFO ] [.dashboard.internal.DashboardService] - Started Dashboard at http://192.168.56.1:8080
    2019-06-04 01:00:52.013 [INFO ] [.dashboard.internal.DashboardService] - Started Dashboard at https://192.168.56.1:8443
    2019-06-04 01:02:00.531 [INFO ] [ebuilder.internal.HomeBuilderServlet] - Started Home Builder at /homebuilder
    2019-06-04 01:02:00.583 [INFO ] [panel.internal.HABPanelDashboardTile] - Started HABPanel at /habpanel
    2019-06-04 01:02:00.618 [INFO ] [arthome.ui.paper.internal.PaperUIApp] - Started Paper UI at /paperui
    2019-06-03 18:47:50.847 [INFO ] [ebuilder.internal.HomeBuilderServlet] - Started Home Builder at /homebuilder
    2019-06-03 18:47:50.862 [INFO ] [panel.internal.HABPanelDashboardTile] - Started HABPanel at /habpanel
    2019-06-03 18:47:50.878 [WARN ] [g.eclipse.smarthome.core.net.NetUtil] - Found multiple local interfaces - ignoring 207.23.198.79
    2019-06-03 18:47:52.253 [WARN ] [g.eclipse.smarthome.core.net.NetUtil] - Found multiple local interfaces - ignoring 207.23.198.79
    2019-06-03 18:52:37.919 [INFO ] [ebuilder.internal.HomeBuilderServlet] - Started Home Builder at /homebuilder
    2019-06-03 18:52:37.935 [INFO ] [panel.internal.HABPanelDashboardTile] - Started HABPanel at /habpanel
    2019-06-03 18:52:38.122 [WARN ] [g.eclipse.smarthome.core.net.NetUtil] - Found multiple local interfaces - ignoring 207.23.198.79
    2019-06-03 18:52:39.412 [WARN ] [g.eclipse.smarthome.core.net.NetUtil] - Found multiple local interfaces - ignoring 207.23.198.79
    2019-06-03 18:52:42.064 [INFO ] [thome.model.lsp.internal.ModelServer] - Started Language Server Protocol (LSP) service on port 5007
    2019-06-03 18:52:42.390 [INFO ] [.dashboard.internal.DashboardService] - Started Dashboard at http://192.168.56.1:8080
    2019-06-03 18:52:42.391 [INFO ] [.dashboard.internal.DashboardService] - Started Dashboard at https://192.168.56.1:8443
    2019-06-03 18:52:42.468 [INFO ] [arthome.ui.paper.internal.PaperUIApp] - Started Paper UI at /paperui
    2019-06-03 18:53:31.000 [INFO ] [ing.zwave.handler.ZWaveSerialHandler] - Connecting to serial port 'COM6'
    2019-06-03 18:53:31.022 [INFO ] [ing.zwave.handler.ZWaveSerialHandler] - Serial port is initialized
    2019-06-03 18:53:31.031 [INFO ] [ve.internal.protocol.ZWaveController] - Starting ZWave controller
    2019-06-03 18:53:31.031 [INFO ] [ve.internal.protocol.ZWaveController] - ZWave timeout is set to 5000ms. Soft reset is false.
    2019-06-03 20:07:41.665 [ERROR] [WaveSerialHandler$ZWaveReceiveThread] - Got I/O exception Result too large in readByte during receiving. exiting thread.
    2019-06-03 20:41:32.310 [INFO ] [ing.zwave.handler.ZWaveSerialHandler] - Connecting to serial port 'COM6'
    2019-06-03 20:41:53.370 [INFO ] [ing.zwave.handler.ZWaveSerialHandler] - Stopped ZWave serial handler
    2019-06-03 20:56:47.109 [INFO ] [ing.zwave.handler.ZWaveSerialHandler] - Connecting to serial port 'COM7'
    2019-06-03 20:56:47.125 [INFO ] [ing.zwave.handler.ZWaveSerialHandler] - Serial port is initialized
    2019-06-03 20:56:47.125 [INFO ] [ve.internal.protocol.ZWaveController] - Starting ZWave controller
    2019-06-03 20:56:47.125 [INFO ] [ve.internal.protocol.ZWaveController] - ZWave timeout is set to 5000ms. Soft reset is false.
    2019-06-03 21:12:06.839 [ERROR] [WaveSerialHandler$ZWaveReceiveThread] - Got I/O exception Result too large in readByte during receiving. exiting thread.

I can confirm that apparmor is what is messing you up. I setup a fresh install of Ubuntu 18.04 LTS to use strictly as an openhab server (v2.5). I only installed openhab and Chromium. In openhab, I setup the NTP, hue, System Info, HP Printer, and Z-Wave bindings. All worked fine except for the Z-Wave binding that refused to find my Z-Wave controller (Aeotec Z-Stick Gen5).

I ran dmesg and found /dev/ttyACM0 was “DENIED” similarly to how you described above. I solved that by removing apparmor. Once apparmor was removed, openhab was able to find it without any problem. I put some effort into trying to configure apparmor to work with it, but didn’t succeed. If you want to use apparmor this approach probably isn’t for you. But if you don’t care and just want a functional openhab install using the z-wave binding, this should do it for you. Just as an aside, I would guess this probably kills the serial binding as well, since apparmor seemed to be denying anything to do with tty, based on what dmesg said. Anyway, if you just want to remove apparmor and get it out of the way run the following three commands:

sudo service apparmor stop
sudo service apparmor teardown
sudo update-rc.d -f apparmor remove

Then shutdown and restart your machine.

When it comes back up, run:
sudo apt-get remove apparmor

Note: removing apparmor messed up pretty much everything I had installed after the initial Ubuntu install, but that wasn’t a big deal for me since I had only installed openhab, Chromium, and configured networking on it. I had to zap the network profile and recreate it, as well as reinstall Chromium and openhab to get them to work again. If you are doing a fresh Ubuntu install, it would probably be a good idea to get rid of apparmor as an initial step before doing anything else to save yourself some hassle.