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org.apache.felix.scr.impl.manager.SingleComponentManager.getService() returned a null service object
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)	at org.eclipse.osgi.internal.serviceregistry.ServiceFactoryUse.getService(ServiceFactoryUse.java:111)	at org.eclipse.osgi.internal.serviceregistry.ServiceConsumer$2.getService(ServiceConsumer.java:45)	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.getService(ServiceRegistrationImpl.java:496)	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.getService(ServiceRegistry.java:461)	at org.eclipse.osgi.internal.framework.BundleContextImpl.getService(BundleContextImpl.java:619)	at com.eclipsesource.jaxrs.publisher.internal.ResourceTracker.addingService(ResourceTracker.java:39)	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:941)	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:870)	at org.osgi.util.tracker.AbstractTracked.trackAdding(AbstractTracked.java:256)	at org.osgi.util.tracker.AbstractTracked.track(AbstractTracked.java:229)	at org.osgi.util.tracker.ServiceTracker$Tracked.serviceChanged(ServiceTracker.java:901)	at org.eclipse.osgi.internal.serviceregistry.FilteredServiceListener.serviceChanged(FilteredServiceListener.java:109)	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:914)	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEventPrivileged(ServiceRegistry.java:862)	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEvent(ServiceRegistry.java:801)	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.register(ServiceRegistrationImpl.java:127)	at org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.registerService(ServiceRegistry.java:225)	at org.eclipse.osgi.internal.framework.BundleContextImpl.registerService(BundleContextImpl.java:464)	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:869)	at org.apache.felix.scr.impl.manager.AbstractComponentManager$3.register(AbstractComponentManager.java:857)	at org.apache.felix.scr.impl.manager.RegistrationManager.changeRegistration(RegistrationManager.java:133)	at org.apache.felix.scr.impl.manager.AbstractComponentManager.registerService(AbstractComponentManager.java:915)	at org.apache.felix.scr.impl.manager.AbstractComponentManager.activateInternal(AbstractComponentManager.java:715)	at org.apache.felix.scr.impl.manager.AbstractComponentManager.enable(AbstractComponentManager.java:399)	at org.apache.felix.scr.impl.config.ConfigurableComponentHolder.enableComponents(ConfigurableComponentHolder.java:676)	at org.apache.felix.scr.impl.BundleComponentActivator.initialEnable(BundleComponentActivator.java:339)	at org.apache.felix.scr.impl.Activator.loadComponents(Activator.java:360)	at org.apache.felix.scr.impl.Activator.access$000(Activator.java:53)	at org.apache.felix.scr.impl.Activator$ScrExtension.start(Activator.java:260)	at org.apache.felix.utils.extender.AbstractExtender.createExtension(AbstractExtender.java:259)	at org.apache.felix.utils.extender.AbstractExtender.modifiedBundle(AbstractExtender.java:232)	at org.apache.felix.utils.extender.AbstractExtender.addingBundle(AbstractExtender.java:192)	at org.osgi.util.tracker.BundleTracker$Tracked.customizerAdding(BundleTracker.java:469)	at org.osgi.util.tracker.BundleTracker$Tracked.customizerAdding(BundleTracker.java:415)	at org.osgi.util.tracker.AbstractTracked.trackAdding(AbstractTracked.java:256)	at org.osgi.util.tracker.AbstractTracked.track(AbstractTracked.java:229)	at org.osgi.util.tracker.BundleTracker$Tracked.bundleChanged(BundleTracker.java:444)	at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:902)	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)	at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEventPrivileged(EquinoxEventPublisher.java:165)	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:75)	at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:67)	at org.eclipse.osgi.internal.framework.EquinoxContainerAdaptor.publishModuleEvent(EquinoxContainerAdaptor.java:102)	at org.eclipse.osgi.container.Module.publishEvent(Module.java:466)	at org.eclipse.osgi.container.Module.doStart(Module.java:568)	at org.eclipse.osgi.container.Module.start(Module.java:439)	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1582)	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.incStartLevel(ModuleContainer.java:1562)	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.doContainerStartLevel(ModuleContainer.java:1533)	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1476)	at org.eclipse.osgi.container.ModuleContainer$ContainerStartLevel.dispatchEvent(ModuleContainer.java:1)	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)	at org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(EventManager.java:340)