Exception when installing feature odl-unimgr

2016-02-15 12:04:13,408 | WARN | lt-dispatcher-16 | SimpleShardDataTreeCohort | 139 - org.opendaylight.controller.sal-distributed-datastore - 1.3.0.SNAPSHOT | Store Tx member-1-txn-8-1455555853392: Conflicting modification for path /(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)network-topology.
2016-02-15 12:04:13,409 | INFO | config-pusher | ConfigPusherImpl | 92 - org.opendaylight.controller.config-persister-impl - 0.4.0.SNAPSHOT | Successfully pushed configuration snapshot unimgr.xml(odl-unimgr-console,odl-unimgr-console)
2016-02-15 12:04:13,410 | WARN | lt-dispatcher-38 | ConcurrentDOMDataBroker | 139 - org.opendaylight.controller.sal-distributed-datastore - 1.3.0.SNAPSHOT | Tx: DOM-8 Error during phase CAN_COMMIT, starting Abort
OptimisticLockFailedException

{message=Optimistic lock failed., errorList=[RpcError [message=Optimistic lock failed., severity=ERROR, errorType=APPLICATION, tag=resource-denied, applicationTag=null, info=null, cause=org.opendaylight.yangtools.yang.data.api.schema.tree.ConflictingModificationAppliedException: Node was created by other transaction.]]}

at org.opendaylight.controller.cluster.datastore.SimpleShardDataTreeCohort.canCommit(SimpleShardDataTreeCohort.java:54)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.ShardCommitCoordinator$CohortEntry.canCommit(ShardCommitCoordinator.java:662)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.ShardCommitCoordinator.doCanCommit(ShardCommitCoordinator.java:330)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.ShardCommitCoordinator.maybeProcessNextCohortEntry(ShardCommitCoordinator.java:557)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.ShardCommitCoordinator.currentTransactionComplete(ShardCommitCoordinator.java:538)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.Shard.finishCommit(Shard.java:362)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.Shard.finishCommit(Shard.java:398)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.Shard.applyState(Shard.java:646)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.raft.RaftActor.handleCommand(RaftActor.java:228)[136:org.opendaylight.controller.sal-akka-raft:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.common.actor.AbstractUntypedPersistentActor.onReceiveCommand(AbstractUntypedPersistentActor.java:36)[135:org.opendaylight.controller.sal-clustering-commons:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.Shard.onReceiveCommand(Shard.java:273)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at akka.persistence.UntypedPersistentActor.onReceive(Eventsourced.scala:430)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at org.opendaylight.controller.cluster.common.actor.MeteringBehavior.apply(MeteringBehavior.java:97)[135:org.opendaylight.controller.sal-clustering-commons:1.3.0.SNAPSHOT]
at akka.actor.ActorCell$$anonfun$become$1.applyOrElse(ActorCell.scala:534)[124:com.typesafe.akka.actor:2.3.14]
at akka.persistence.Recovery$State$class.process(Recovery.scala:30)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.ProcessorImpl$$anon$2.process(Processor.scala:103)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.ProcessorImpl$$anon$2.aroundReceive(Processor.scala:114)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.Recovery$class.aroundReceive(Recovery.scala:265)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.UntypedPersistentActor.akka$persistence$Eventsourced$$super$aroundReceive(Eventsourced.scala:428)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.Eventsourced$$anon$2.doAroundReceive(Eventsourced.scala:82)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.Eventsourced$$anon$2.aroundReceive(Eventsourced.scala:78)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.Eventsourced$class.aroundReceive(Eventsourced.scala:369)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.UntypedPersistentActor.aroundReceive(Eventsourced.scala:428)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516)[124:com.typesafe.akka.actor:2.3.14]
at akka.actor.ActorCell.invoke(ActorCell.scala:487)[124:com.typesafe.akka.actor:2.3.14]
at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:238)[124:com.typesafe.akka.actor:2.3.14]
at akka.dispatch.Mailbox.run(Mailbox.scala:220)[124:com.typesafe.akka.actor:2.3.14]
at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:397)[124:com.typesafe.akka.actor:2.3.14]
at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)[121:org.scala-lang.scala-library:2.11.7.v20150622-112736-1fbce4612c]
at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)[121:org.scala-lang.scala-library:2.11.7.v20150622-112736-1fbce4612c]
at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)[121:org.scala-lang.scala-library:2.11.7.v20150622-112736-1fbce4612c]
at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)[121:org.scala-lang.scala-library:2.11.7.v20150622-112736-1fbce4612c]
Caused by: org.opendaylight.yangtools.yang.data.api.schema.tree.ConflictingModificationAppliedException: Node was created by other transaction.
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkWriteApplicable(SchemaAwareApplyOperation.java:173)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:127)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.StructuralContainerModificationStrategy.checkApplicable(StructuralContainerModificationStrategy.java:98)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.AbstractNodeContainerModificationStrategy.checkChildPreconditions(AbstractNodeContainerModificationStrategy.java:300)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.AbstractNodeContainerModificationStrategy.checkTouchApplicable(AbstractNodeContainerModificationStrategy.java:283)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:124)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.RootModificationApplyOperation.checkApplicable(RootModificationApplyOperation.java:72)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.AbstractDataTreeTip.validate(AbstractDataTreeTip.java:38)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.SimpleShardDataTreeCohort.canCommit(SimpleShardDataTreeCohort.java:48)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
... 31 more
2016-02-15 12:04:13,410 | ERROR | lt-dispatcher-36 | LocalThreePhaseCommitCohort | 139 - org.opendaylight.controller.sal-distributed-datastore - 1.3.0.SNAPSHOT | Failed to prepare transaction member-1-txn-8-1455555853392 on backend
OptimisticLockFailedException

{message=Optimistic lock failed., errorList=[RpcError [message=Optimistic lock failed., severity=ERROR, errorType=APPLICATION, tag=resource-denied, applicationTag=null, info=null, cause=org.opendaylight.yangtools.yang.data.api.schema.tree.ConflictingModificationAppliedException: Node was created by other transaction.]]}

at org.opendaylight.controller.cluster.datastore.SimpleShardDataTreeCohort.canCommit(SimpleShardDataTreeCohort.java:54)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.ShardCommitCoordinator$CohortEntry.canCommit(ShardCommitCoordinator.java:662)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.ShardCommitCoordinator.doCanCommit(ShardCommitCoordinator.java:330)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.ShardCommitCoordinator.maybeProcessNextCohortEntry(ShardCommitCoordinator.java:557)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.ShardCommitCoordinator.currentTransactionComplete(ShardCommitCoordinator.java:538)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.Shard.finishCommit(Shard.java:362)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.Shard.finishCommit(Shard.java:398)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.Shard.applyState(Shard.java:646)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.raft.RaftActor.handleCommand(RaftActor.java:228)[136:org.opendaylight.controller.sal-akka-raft:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.common.actor.AbstractUntypedPersistentActor.onReceiveCommand(AbstractUntypedPersistentActor.java:36)[135:org.opendaylight.controller.sal-clustering-commons:1.3.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.Shard.onReceiveCommand(Shard.java:273)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
at akka.persistence.UntypedPersistentActor.onReceive(Eventsourced.scala:430)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at org.opendaylight.controller.cluster.common.actor.MeteringBehavior.apply(MeteringBehavior.java:97)[135:org.opendaylight.controller.sal-clustering-commons:1.3.0.SNAPSHOT]
at akka.actor.ActorCell$$anonfun$become$1.applyOrElse(ActorCell.scala:534)[124:com.typesafe.akka.actor:2.3.14]
at akka.persistence.Recovery$State$class.process(Recovery.scala:30)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.ProcessorImpl$$anon$2.process(Processor.scala:103)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.ProcessorImpl$$anon$2.aroundReceive(Processor.scala:114)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.Recovery$class.aroundReceive(Recovery.scala:265)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.UntypedPersistentActor.akka$persistence$Eventsourced$$super$aroundReceive(Eventsourced.scala:428)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.Eventsourced$$anon$2.doAroundReceive(Eventsourced.scala:82)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.Eventsourced$$anon$2.aroundReceive(Eventsourced.scala:78)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.Eventsourced$class.aroundReceive(Eventsourced.scala:369)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.persistence.UntypedPersistentActor.aroundReceive(Eventsourced.scala:428)[129:com.typesafe.akka.persistence.experimental:2.3.14]
at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516)[124:com.typesafe.akka.actor:2.3.14]
at akka.actor.ActorCell.invoke(ActorCell.scala:487)[124:com.typesafe.akka.actor:2.3.14]
at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:238)[124:com.typesafe.akka.actor:2.3.14]
at akka.dispatch.Mailbox.run(Mailbox.scala:220)[124:com.typesafe.akka.actor:2.3.14]
at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:397)[124:com.typesafe.akka.actor:2.3.14]
at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)[121:org.scala-lang.scala-library:2.11.7.v20150622-112736-1fbce4612c]
at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)[121:org.scala-lang.scala-library:2.11.7.v20150622-112736-1fbce4612c]
at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)[121:org.scala-lang.scala-library:2.11.7.v20150622-112736-1fbce4612c]
at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)[121:org.scala-lang.scala-library:2.11.7.v20150622-112736-1fbce4612c]
Caused by: org.opendaylight.yangtools.yang.data.api.schema.tree.ConflictingModificationAppliedException: Node was created by other transaction.
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkWriteApplicable(SchemaAwareApplyOperation.java:173)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:127)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.StructuralContainerModificationStrategy.checkApplicable(StructuralContainerModificationStrategy.java:98)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.AbstractNodeContainerModificationStrategy.checkChildPreconditions(AbstractNodeContainerModificationStrategy.java:300)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.AbstractNodeContainerModificationStrategy.checkTouchApplicable(AbstractNodeContainerModificationStrategy.java:283)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:124)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.RootModificationApplyOperation.checkApplicable(RootModificationApplyOperation.java:72)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.AbstractDataTreeTip.validate(AbstractDataTreeTip.java:38)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
at org.opendaylight.controller.cluster.datastore.SimpleShardDataTreeCohort.canCommit(SimpleShardDataTreeCohort.java:48)[139:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
... 31 more