classcastexception from aries on startup

davsclaus:/opt/fuse-esb-7.1.0.fuse-020$ bin/fuseesb 
______                   _____  _____ ______ 
|  ___|                 |  ___|/  ___|| ___ \
| |_  _   _  ___   ___  | |__  \ `--. | |_/ /
|  _|| | | |/ __| / _ \ |  __|  `--. \| ___ \
| |  | |_| |\__ \|  __/ | |___ /\__/ /| |_/ /
\_|   \__,_||___/ \___| \____/ \____/ \____/

  Fuse ESB (7.1.0.fuse-020)
  http://fusesource.com/products/fuse-esb-enterprise/

Hit '<tab>' for a list of available commands
and '[cmd] --help' for help on a specific command.
Hit '<ctrl-d>' or 'osgi:shutdown' to shutdown Fuse ESB.

FuseESB:karaf@root> ERROR: Bundle org.apache.aries.blueprint [60] EventDispatcher: Error during dispatch. (java.lang.ClassCastException: org.apache.aries.blueprint.ext.impl.ExtNamespaceHandler cannot be cast to org.apache.aries.blueprint.NamespaceHandler)
java.lang.ClassCastException: org.apache.aries.blueprint.ext.impl.ExtNamespaceHandler cannot be cast to org.apache.aries.bluepriERROR: Bundle org.apache.aries.blueprint.core [9] EventDispatcher: Error during dispatch. (java.lang.ClassCastException: org.apache.aries.blueprint.ext.impl.ExtNamespaceHandler cannot be cast to org.apache.aries.blueprint.NamespaceHandler)
nt.NamespaceHandler
	at org.apache.aries.blueprint.namespace.NamespaceHandlerRegistryImpl.addingService(NamespaceHandlerRegistryImpl.java:113)
	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:932)
	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:1)
	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$Tracked.serviceChanged(ServiceTracker.java:894)
	at org.apache.felix.framework.util.EventDispatcher.invokeServiceListenerCallback(EventDispatcher.java:934)
	at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:795)
	at org.apache.felix.framework.util.EventDispatcher.fireServiceEvent(EventDispatcher.java:544)
	at org.apache.felix.framework.Felix.fireServiceEvent(Felix.java:4514)
	at org.apache.felix.framework.Felix.registerService(Felix.java:3522)
	at org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:346)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.registerService(BlueprintContainerImpl.java:424)
	at org.apache.aries.blueprint.container.ServiceRecipe.register(ServiceRecipe.java:191)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.registerServices(BlueprintContainerImpl.java:671)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.doRun(BlueprintContainerImpl.java:355)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.run(BlueprintContainerImpl.java:255)
	at org.apache.aries.blueprint.utils.threading.impl.DiscardableRunnable.run(DiscardableRunnable.java:48)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:98)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:206)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:680)
java.lang.ClassCastException: org.apache.aries.blueprint.ext.impl.ExtNamespaceHandler cannot be cast to org.apache.aries.blueprint.NamespaceHandler
	at org.apache.aries.blueprint.namespace.NamespaceHandlerRegistryImpl.addingService(NamespaceHandlerRegistryImpl.java:113)
	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:932)
	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:1)
	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$Tracked.serviceChanged(ServiceTracker.java:894)
	at org.apache.felix.framework.util.EventDispatcher.invokeServiceListenerCallback(EventDispatcher.java:934)
	at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:795)
	at org.apache.felix.framework.util.EventDispatcher.fireServiceEvent(EventDispatcher.java:544)
	at org.apache.felix.framework.Felix.fireServiceEvent(Felix.java:4514)
	at org.apache.felix.framework.Felix.registerService(Felix.java:3522)
	at org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:346)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.registerService(BlueprintContainerImpl.java:424)
	at org.apache.aries.blueprint.container.ServiceRecipe.register(ServiceRecipe.java:191)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.registerServices(BlueprintContainerImpl.java:671)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.doRun(BlueprintContainerImpl.java:355)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.run(BlueprintContainerImpl.java:255)
	at org.apache.aries.blueprint.utils.threading.impl.DiscardableRunnable.run(DiscardableRunnable.java:48)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:98)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:206)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:680)
ERROR: Bundle org.apache.aries.blueprint.core [9] EventDispatcher: Error during dispatch. (java.lang.ClassCastException: org.apache.aries.blueprint.compendium.cm.CmNamespaceHandler cannot be cast to org.apache.aries.blueprint.NamespaceHandler)
java.lang.ClassCastException: org.apache.aries.blueprint.compendium.cm.CmNamespaceHandler cannot be cast to org.apache.aries.blueprint.NamespaceHandler
	at org.apache.aries.blueprint.namespace.NamespaceHandlerRegistryImpl.addingService(NamespaceHandlerRegistryImpl.java:113)
	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:932)
	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:1)
	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$Tracked.serviceChanged(ServiceTracker.java:894)
	at org.apache.felix.framework.util.EventDispatcher.invokeServiceListenerCallback(EventDispatcher.java:934)
	at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:795)
	at org.apache.felix.framework.util.EventDispatcher.fireServiceEvent(EventDispatcher.java:544)
	at org.apache.felix.framework.Felix.fireServiceEvent(Felix.java:4514)
	at org.apache.felix.framework.Felix.registerService(Felix.java:3522)
	at org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:346)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.registerService(BlueprintContainerImpl.java:424)
	at org.apache.aries.blueprint.container.ServiceRecipe.register(ServiceRecipe.java:191)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.registerServices(BlueprintContainerImpl.java:671)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.doRun(BlueprintContainerImpl.java:355)
	at org.apache.aries.blueprint.container.BlueprintContainerImpl.run(BlueprintContainerImpl.java:255)
	at org.apache.aries.blueprint.utils.threading.impl.DiscardableRunnable.run(DiscardableRunnable.java:48)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:98)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:206)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:680)