I use karaf-4.2.3 version. Added following jars for FeaturesServiceMBean: org.apache.karaf.features.management-2.2.0.jar\org\apache\karaf\features\management - has FeaturesServiceMBean.class
org.apache.karaf.features.management-2.2.0.jar\org\apache\karaf\features\management\internal - has FeaturesServiceMBeanImpl.class org.apache.karaf.features.core-2.2.0.jar\org\apache\karaf\features - has FeaturesService.class Thanks Saravana Prasad -- Sent from: http://karaf.922171.n3.nabble.com/Karaf-Dev-f930721.html