I have installed management feature to use FeatureMBean operations to
install/ uninstall feature.
Following is the error from karaf.log:
2019-03-27T10:56:33,852 | ERROR | activator-1-thread-1 | MBeanHolder
| 15 - org.apache.aries.jmx.whiteboard - 1.2.0 | register: Failure
registering MBean
org.apache.karaf.features.internal.management.FeaturesServiceMBeanImpl@30da01d7
javax.management.InstanceAlreadyExistsException:
org.apache.karaf:type=feature,name=root
at com.sun.jmx.mbeanserver.Repository.addMBean(Repository.java:436)
~[?:?]
at
com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerWithRepository(DefaultMBeanServerInterceptor.java:1855)
~[?:?]
at
com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerDynamicMBean(DefaultMBeanServerInterceptor.java:955)
~[?:?]
at
com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerObject(DefaultMBeanServerInterceptor.java:890)
~[?:?]
at
com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.registerMBean(DefaultMBeanServerInterceptor.java:320)
~[?:?]
at
com.sun.jmx.mbeanserver.JmxMBeanServer.registerMBean(JmxMBeanServer.java:522)
~[?:?]
at
org.apache.karaf.management.internal.EventAdminMBeanServerWrapper.registerMBean(EventAdminMBeanServerWrapper.java:207)
~[?:?]
at
org.apache.aries.jmx.whiteboard.MBeanHolder.register(MBeanHolder.java:114)
[15:org.apache.aries.jmx.whiteboard:1.2.0]
at
org.apache.aries.jmx.whiteboard.JmxWhiteboardSupport.addMBeanServer(JmxWhiteboardSupport.java:58)
[15:org.apache.aries.jmx.whiteboard:1.2.0]
at
org.apache.aries.jmx.whiteboard.Activator$MBeanServerTracker.addingService(Activator.java:70)
[15:org.apache.aries.jmx.whiteboard:1.2.0]
at
org.osgi.util.tracker.ServiceTracker$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.apache.felix.framework.EventDispatcher.invokeServiceListenerCallback(EventDispatcher.java:990)
[?:?]
at
org.apache.felix.framework.EventDispatcher.fireEventImmediately(EventDispatcher.java:838)
[?:?]
at
org.apache.felix.framework.EventDispatcher.fireServiceEvent(EventDispatcher.java:545)
[?:?]
at org.apache.felix.framework.Felix.fireServiceEvent(Felix.java:4595)
[?:?]
at org.apache.felix.framework.Felix.registerService(Felix.java:3587)
[?:?]
at
org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:348)
[?:?]
at
org.apache.felix.framework.BundleContextImpl.registerService(BundleContextImpl.java:355)
[?:?]
at
org.apache.karaf.util.tracker.BaseActivator.register(BaseActivator.java:405)
[31:org.apache.karaf.management.server:4.2.3]
at
org.apache.karaf.util.tracker.BaseActivator.register(BaseActivator.java:393)
[31:org.apache.karaf.management.server:4.2.3]
at
org.apache.karaf.management.internal.Activator.doStart(Activator.java:170)
[31:org.apache.karaf.management.server:4.2.3]
at
org.apache.karaf.util.tracker.BaseActivator.run(BaseActivator.java:292)
[31:org.apache.karaf.management.server:4.2.3]
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
[?:?]
at java.util.concurrent.FutureTask.run(FutureTask.java:264) [?:?]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
[?:?]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
[?:?]
at java.lang.Thread.run(Thread.java:834) [?:?]
--
Sent from: http://karaf.922171.n3.nabble.com/Karaf-User-f930749.html
