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If Module Capabilities aren't defined in RemoteDeviceConnectorImpl NullPointer occurs.
See:
https://logs.opendaylight.org/sandbox/jenkins091/groupbasedpolicy-csit-1node-sxp-only-carbon/1/archives/odl1_karaf.log.gz
Log:
2017-05-02 10:57:07,318 | ERROR | lt-dispatcher-19 | ClusterSingletonServiceGroupImpl | 136 - org.opendaylight.mdsal.singleton-dom-impl - 2.2.0.SNAPSHOT | Unexpected exception state for service Provider KeyedInstanceIdentifier
{targetType=interface org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node, path=[org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology, org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology[key=TopologyKey [_topologyId=Uri [_value=topology-netconf]]], org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node[key=NodeKey [_nodeId=Uri [_value=iosxemock2]]]]}
in TakeLeadership
java.lang.NullPointerException
at org.opendaylight.netconf.topology.singleton.impl.RemoteDeviceConnectorImpl.createDeviceCommunicator(RemoteDeviceConnectorImpl.java:211)[294:org.opendaylight.netconf.topology-singleton:1.2.0.SNAPSHOT]
at org.opendaylight.netconf.topology.singleton.impl.RemoteDeviceConnectorImpl.startRemoteDeviceConnection(RemoteDeviceConnectorImpl.java:102)[294:org.opendaylight.netconf.topology-singleton:1.2.0.SNAPSHOT]
at org.opendaylight.netconf.topology.singleton.impl.NetconfTopologyContext.instantiateServiceInstance(NetconfTopologyContext.java:89)[294:org.opendaylight.netconf.topology-singleton:1.2.0.SNAPSHOT]
at org.opendaylight.mdsal.singleton.dom.impl.ClusterSingletonServiceRegistrationDelegator.instantiateServiceInstance(ClusterSingletonServiceRegistrationDelegator.java:47)[136:org.opendaylight.mdsal.singleton-dom-impl:2.2.0.SNAPSHOT]
at org.opendaylight.mdsal.singleton.dom.impl.ClusterSingletonServiceGroupImpl.takeOwnership(ClusterSingletonServiceGroupImpl.java:305)[136:org.opendaylight.mdsal.singleton-dom-impl:2.2.0.SNAPSHOT]
at org.opendaylight.mdsal.singleton.dom.impl.ClusterSingletonServiceGroupImpl.ownershipChanged(ClusterSingletonServiceGroupImpl.java:249)[136:org.opendaylight.mdsal.singleton-dom-impl:2.2.0.SNAPSHOT]
at org.opendaylight.mdsal.singleton.dom.impl.AbstractClusterSingletonServiceProviderImpl.ownershipChanged(AbstractClusterSingletonServiceProviderImpl.java:146)[136:org.opendaylight.mdsal.singleton-dom-impl:2.2.0.SNAPSHOT]
at org.opendaylight.mdsal.singleton.dom.impl.DOMClusterSingletonServiceProviderImpl.ownershipChanged(DOMClusterSingletonServiceProviderImpl.java:23)[136:org.opendaylight.mdsal.singleton-dom-impl:2.2.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnershipListenerActor.onEntityOwnershipChanged(EntityOwnershipListenerActor.java:44)[180:org.opendaylight.controller.sal-distributed-datastore:1.5.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnershipListenerActor.handleReceive(EntityOwnershipListenerActor.java:33)[180:org.opendaylight.controller.sal-distributed-datastore:1.5.0.SNAPSHOT]
at org.opendaylight.controller.cluster.common.actor.AbstractUntypedActor.onReceive(AbstractUntypedActor.java:28)[173:org.opendaylight.controller.sal-clustering-commons:1.5.0.SNAPSHOT]
at akka.actor.UntypedActor$$anonfun$receive$1.applyOrElse(UntypedActor.scala:165)[154:com.typesafe.akka.actor:2.4.17]
at akka.actor.Actor$class.aroundReceive(Actor.scala:497)[154:com.typesafe.akka.actor:2.4.17]
at akka.actor.UntypedActor.aroundReceive(UntypedActor.scala:95)[154:com.typesafe.akka.actor:2.4.17]
at akka.actor.ActorCell.receiveMessage(ActorCell.scala:526)[154:com.typesafe.akka.actor:2.4.17]
at akka.actor.ActorCell.invoke(ActorCell.scala:495)[154:com.typesafe.akka.actor:2.4.17]
at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:257)[154:com.typesafe.akka.actor:2.4.17]
at akka.dispatch.Mailbox.run(Mailbox.scala:224)[154:com.typesafe.akka.actor:2.4.17]
at akka.dispatch.Mailbox.exec(Mailbox.scala:234)[154:com.typesafe.akka.actor:2.4.17]
at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)[150:org.scala-lang.scala-library:2.11.8.v20160304-115712-1706a37eb8]
at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)[150:org.scala-lang.scala-library:2.11.8.v20160304-115712-1706a37eb8]
at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)[150:org.scala-lang.scala-library:2.11.8.v20160304-115712-1706a37eb8]
at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)[150:org.scala-lang.scala-library:2.11.8.v20160304-115712-1706a37eb8]
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