2015-11-26 12:55:39,051 | ERROR | lt-dispatcher-15 | TransactionChainProxy            | 138 - org.opendaylight.controller.sal-distributed-datastore - 1.3.0.SNAPSHOT | Ready future failed for Tx member-1-chn-53-txn-2
2015-11-26 12:55:39,051 | ERROR | ult-dispatcher-3 | LocalThreePhaseCommitCohort      | 138 - org.opendaylight.controller.sal-distributed-datastore - 1.3.0.SNAPSHOT | Failed to prepare transaction member-1-chn-53-txn-1 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 deleted by other transaction.]]}
	at org.opendaylight.controller.cluster.datastore.SimpleShardDataTreeCohort.canCommit(SimpleShardDataTreeCohort.java:54)[138:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
	at org.opendaylight.controller.cluster.datastore.ShardCommitCoordinator$CohortEntry.canCommit(ShardCommitCoordinator.java:601)[138:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
	at org.opendaylight.controller.cluster.datastore.ShardCommitCoordinator.doCanCommit(ShardCommitCoordinator.java:321)[138:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
	at org.opendaylight.controller.cluster.datastore.ShardCommitCoordinator.handleCanCommit(ShardCommitCoordinator.java:282)[138:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
	at org.opendaylight.controller.cluster.datastore.ShardCommitCoordinator.handleReadyLocalTransaction(ShardCommitCoordinator.java:254)[138:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
	at org.opendaylight.controller.cluster.datastore.Shard.handleReadyLocalTransaction(Shard.java:481)[138:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
	at org.opendaylight.controller.cluster.datastore.Shard.onReceiveCommand(Shard.java:234)[138:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
	at akka.persistence.UntypedPersistentActor.onReceive(Eventsourced.scala:430)[128:com.typesafe.akka.persistence.experimental:2.3.14]
	at org.opendaylight.controller.cluster.common.actor.MeteringBehavior.apply(MeteringBehavior.java:97)[134:org.opendaylight.controller.sal-clustering-commons:1.3.0.SNAPSHOT]
	at akka.actor.ActorCell$$anonfun$become$1.applyOrElse(ActorCell.scala:534)[123:com.typesafe.akka.actor:2.3.14]
	at akka.persistence.Recovery$State$class.process(Recovery.scala:30)[128:com.typesafe.akka.persistence.experimental:2.3.14]
	at akka.persistence.ProcessorImpl$$anon$2.process(Processor.scala:103)[128:com.typesafe.akka.persistence.experimental:2.3.14]
	at akka.persistence.ProcessorImpl$$anon$2.aroundReceive(Processor.scala:114)[128:com.typesafe.akka.persistence.experimental:2.3.14]
	at akka.persistence.Recovery$class.aroundReceive(Recovery.scala:265)[128:com.typesafe.akka.persistence.experimental:2.3.14]
	at akka.persistence.UntypedPersistentActor.akka$persistence$Eventsourced$$super$aroundReceive(Eventsourced.scala:428)[128:com.typesafe.akka.persistence.experimental:2.3.14]
	at akka.persistence.Eventsourced$$anon$2.doAroundReceive(Eventsourced.scala:82)[128:com.typesafe.akka.persistence.experimental:2.3.14]
	at akka.persistence.Eventsourced$$anon$2.aroundReceive(Eventsourced.scala:78)[128:com.typesafe.akka.persistence.experimental:2.3.14]
	at akka.persistence.Eventsourced$class.aroundReceive(Eventsourced.scala:369)[128:com.typesafe.akka.persistence.experimental:2.3.14]
	at akka.persistence.UntypedPersistentActor.aroundReceive(Eventsourced.scala:428)[128:com.typesafe.akka.persistence.experimental:2.3.14]
	at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516)[123:com.typesafe.akka.actor:2.3.14]
	at akka.actor.ActorCell.invoke(ActorCell.scala:487)[123:com.typesafe.akka.actor:2.3.14]
	at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:238)[123:com.typesafe.akka.actor:2.3.14]
	at akka.dispatch.Mailbox.run(Mailbox.scala:220)[123:com.typesafe.akka.actor:2.3.14]
	at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:397)[123:com.typesafe.akka.actor:2.3.14]
	at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)[120:org.scala-lang.scala-library:2.10.4.v20140209-180020-VFINAL-b66a39653b]
	at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)[120:org.scala-lang.scala-library:2.10.4.v20140209-180020-VFINAL-b66a39653b]
	at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)[120:org.scala-lang.scala-library:2.10.4.v20140209-180020-VFINAL-b66a39653b]
	at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)[120:org.scala-lang.scala-library:2.10.4.v20140209-180020-VFINAL-b66a39653b]
Caused by: org.opendaylight.yangtools.yang.data.api.schema.tree.ConflictingModificationAppliedException: Node was deleted by other transaction.
	at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkWriteApplicable(SchemaAwareApplyOperation.java:171)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
	at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:128)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
	at org.opendaylight.yangtools.yang.data.impl.schema.tree.StructuralContainerModificationStrategy.checkApplicable(StructuralContainerModificationStrategy.java:97)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
	at org.opendaylight.yangtools.yang.data.impl.schema.tree.AbstractNodeContainerModificationStrategy.checkChildPreconditions(AbstractNodeContainerModificationStrategy.java:204)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
	at org.opendaylight.yangtools.yang.data.impl.schema.tree.AbstractNodeContainerModificationStrategy.checkTouchApplicable(AbstractNodeContainerModificationStrategy.java:188)[55:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]
	at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:125)[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)[138:org.opendaylight.controller.sal-distributed-datastore:1.3.0.SNAPSHOT]
	... 27 more