Trying to deploy in karaf

CFX error

ERROR org.apache.aries.blueprint.container.BlueprintContainerImpl - Unable to start blueprint container for bundle section6.assessment.karaf2-cxf-rest/2.0.0.SNAPSHOT
org.osgi.service.blueprint.container.ComponentDefinitionException: Error setting property: PropertyDescriptor <name: serviceBeans, getter: null, setter: [class org.apache.cxf.jaxrs.JAXRSServerFactoryBean.setServiceBeans(interface java.util.List)]
	at org.apache.aries.blueprint.container.BeanRecipe.setProperty(BeanRecipe.java:963)
	at org.apache.aries.blueprint.container.BeanRecipe.setProperties(BeanRecipe.java:929)
	at org.apache.aries.blueprint.container.BeanRecipe.setProperties(BeanRecipe.java:910)
	at org.apache.aries.blueprint.container.BeanRecipe.internalCreate2(BeanRecipe.java:844)
	at org.apache.aries.blueprint.container.BeanRecipe.internalCreate(BeanRecipe.java:811)
	at org.apache.aries.blueprint.di.AbstractRecipe$1.call(AbstractRecipe.java:79)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at org.apache.aries.blueprint.di.AbstractRecipe.create(AbstractRecipe.java:88)
	at org.apache.aries.blueprint.container.BlueprintRepository.createInstances(BlueprintRepository.java:255)
	at org.apache.aries.blueprint.container.BlueprintRepository.createAll(BlueprintRepository.java:186)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.instantiateEagerComponents(BlueprintContainerImpl.java:724)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.doRun(BlueprintContainerImpl.java:411)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.run(BlueprintContainerImpl.java:276)
	at org.apache.aries.blueprint.container.BlueprintExtender.createContainer(BlueprintExtender.java:300)
	at org.apache.aries.blueprint.container.BlueprintExtender.createContainer(BlueprintExtender.java:269)
	at org.apache.aries.blueprint.container.BlueprintExtender.createContainer(BlueprintExtender.java:265)
	at org.apache.aries.blueprint.container.BlueprintExtender.modifiedBundle(BlueprintExtender.java:255)
	at org.apache.aries.util.tracker.hook.BundleHookBundleTracker$Tracked.customizerModified(BundleHookBundleTracker.java:500)
	at org.apache.aries.util.tracker.hook.BundleHookBundleTracker$Tracked.customizerModified(BundleHookBundleTracker.java:433)
	at org.apache.aries.util.tracker.hook.BundleHookBundleTracker$AbstractTracked.track(BundleHookBundleTracker.java:725)
	at org.apache.aries.util.tracker.hook.BundleHookBundleTracker$Tracked.bundleChanged(BundleHookBundleTracker.java:463)
	at org.apache.aries.util.tracker.hook.BundleHookBundleTracker$BundleEventHook.event(BundleHookBundleTracker.java:422)
	at org.apache.felix.framework.util.SecureAction.invokeBundleEventHook(SecureAction.java:1179)
	at org.apache.felix.framework.EventDispatcher.createWhitelistFromHooks(EventDispatcher.java:730)
	at org.apache.felix.framework.EventDispatcher.fireBundleEvent(EventDispatcher.java:485)
	at org.apache.felix.framework.Felix.fireBundleEvent(Felix.java:4541)
	at org.apache.felix.framework.Felix.startBundle(Felix.java:2172)
	at org.apache.felix.framework.Felix.setActiveStartLevel(Felix.java:1371)
	at org.apache.felix.framework.FrameworkStartLevelImpl.run(FrameworkStartLevelImpl.java:308)
	at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.cxf.bus.extension.ExtensionException: Could not create object of extension class org.apache.cxf.bus.osgi.OSGIBusListener.
	at org.apache.cxf.bus.extension.Extension.load(Extension.java:241)
	at org.apache.cxf.bus.extension.ExtensionManagerImpl.loadAndRegister(ExtensionManagerImpl.java:213)
	at org.apache.cxf.bus.extension.ExtensionManagerImpl.initialize(ExtensionManagerImpl.java:121)
	at org.apache.cxf.bus.extension.ExtensionManagerBus.doInitializeInternal(ExtensionManagerBus.java:295)
	at org.apache.cxf.bus.extension.ExtensionManagerBus.initialize(ExtensionManagerBus.java:285)
	at org.apache.cxf.bus.CXFBusFactory.createBus(CXFBusFactory.java:43)
	at org.apache.cxf.bus.CXFBusFactory.createBus(CXFBusFactory.java:36)
	at org.apache.cxf.bus.CXFBusFactory.createBus(CXFBusFactory.java:32)
	at org.apache.cxf.BusFactory.getDefaultBus(BusFactory.java:107)
	at org.apache.cxf.BusFactory.createThreadBus(BusFactory.java:244)
	at org.apache.cxf.BusFactory.getThreadDefaultBus(BusFactory.java:228)
	at org.apache.cxf.BusFactory.getThreadDefaultBus(BusFactory.java:215)
	at org.apache.cxf.jaxrs.JAXRSServiceFactoryBean.getBus(JAXRSServiceFactoryBean.java:68)
	at org.apache.cxf.jaxrs.JAXRSServiceFactoryBean.setResourceClassesFromBeans(JAXRSServiceFactoryBean.java:223)
	at org.apache.cxf.jaxrs.JAXRSServerFactoryBean.setServiceBeans(JAXRSServerFactoryBean.java:342)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.aries.blueprint.utils.ReflectionUtils$MethodPropertyDescriptor.internalSet(ReflectionUtils.java:630)
	at org.apache.aries.blueprint.utils.ReflectionUtils$PropertyDescriptor.set(ReflectionUtils.java:380)
	at org.apache.aries.blueprint.container.BeanRecipe.setProperty(BeanRecipe.java:961)
	... 29 more
Caused by: java.lang.ClassCastException: Cannot cast org.apache.cxf.bus.managers.CXFBusLifeCycleManager to org.apache.cxf.buslifecycle.BusLifeCycleManager
	at java.lang.Class.cast(Class.java:3369)
	at org.apache.cxf.bus.extension.ExtensionManagerImpl.getBeanOfType(ExtensionManagerImpl.java:322)
	at org.apache.cxf.bus.extension.ExtensionManagerBus.getExtension(ExtensionManagerBus.java:215)
	at org.apache.cxf.bus.osgi.OSGIBusListener.<init>(OSGIBusListener.java:76)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at org.apache.cxf.bus.extension.Extension.load(Extension.java:231)
	... 50 more