Creating Bridge in Cluster Mode returns 500 and throws exception in karaf log

reference: https://jenkins.opendaylight.org/releng/view/CSIT-3node/job/ovsdb-csit-3node-clustering-only-beryllium/93/robot/report/log.html

The test Create Bridge Via Controller In Owner and Verify After Fail is failing because 500 is returned for create bridge operation.

Exception in log:
PUT response: {"errors":{"error":[{"error-type":"application","error-tag":"operation-failed","error-message":"canCommit execution failed","error-info":"java.lang.IllegalStateException: Store tree MaterializedContainerNode{version=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@337edb18, subtreeVersion=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@4d621f11, children={(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)network-topology=MaterializedContainerNode{version=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@64e5bcc7, subtreeVersion=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@4d621f11, children={(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)topology=MaterializedContainerNode{version=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@64e5bcc7, subtreeVersion=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@4d621f11, children={(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)topology[

{(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)topology-id=ovsdb:1}

]=MaterializedContainerNode{version=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@64e5bcc7, subtreeVersion=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@4d621f11, children={(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)node=MaterializedContainerNode{version=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@26cce091, subtreeVersion=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@4d621f11, children={}}, (urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)topology-id=ValueNode{version=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@26cce091, value=ImmutableLeafNode{nodeIdentifier=(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)topology-id, value=ovsdb:1, attributes={}}}}}}}}}}} and candidate base MaterializedContainerNode{version=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@337edb18, subtreeVersion=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@26cce091, children={(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)network-topology=MaterializedContainerNode{version=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@64e5bcc7, subtreeVersion=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@26cce091, children={(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)topology=MaterializedContainerNode{version=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@64e5bcc7, subtreeVersion=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@26cce091, children={(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)topology[

{(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)topology-id=ovsdb:1}

]=MaterializedContainerNode{version=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@64e5bcc7, subtreeVersion=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@26cce091, children={(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)node=SimpleContainerNode{version=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@26cce091, data=ImmutableMapNode{nodeIdentifier=(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)node, value=[ImmutableMapEntryNode{nodeIdentifier=(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)node[

{(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)node-id=ovsdb://uuid/43157a65-8447-495d-926c-755e0317000d/bridge/br01}

], value=[ImmutableLeafNode{nodeIdentifier=(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)node-id, value=ovsdb://uuid/43157a65-8447-495d-926c-755e0317000d/bridge/br01, attributes={}}, ImmutableAugmentationNode{nodeIdentifier=AugmentationIdentifier

{childNames=[(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)bridge-uuid, (urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)bridge-other-configs, (urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)bridge-name, (urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)managed-by, (urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)datapath-type, (urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)bridge-external-ids, (urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)fail-mode, (urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)datapath-id, (urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)protocol-entry, (urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)controller-entry, (urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)bridge-openflow-node-ref, (urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)flow-node]}

, value=[ImmutableLeafNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)managed-by, value=/(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)network-topology/topology/topology[

{(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)topology-id=ovsdb:1}

]/node/node[

{(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)node-id=ovsdb://uuid/43157a65-8447-495d-926c-755e0317000d}

], attributes={}}, ImmutableMapNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)bridge-other-configs, value=[ImmutableMapEntryNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)bridge-other-configs[

{(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)bridge-other-config-key=datapath-id}

], value=[ImmutableLeafNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)bridge-other-config-value, value=0000000000000001, attributes={}}, ImmutableLeafNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)bridge-other-config-key, value=datapath-id, attributes={}}], attributes={}}]}, ImmutableLeafNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)bridge-name, value=br01, attributes={}}, ImmutableMapNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)controller-entry, value=UnmodifiableCollection{[ImmutableMapEntryNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)controller-entry[

{(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)target=tcp:10.30.11.145:6640}

], value=[ImmutableLeafNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)target, value=tcp:10.30.11.145:6640, attributes={}}], attributes={}}, ImmutableMapEntryNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)controller-entry[

{(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)target=tcp:10.30.11.242:6640}

], value=[ImmutableLeafNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)target, value=tcp:10.30.11.242:6640, attributes={}}], attributes={}}, ImmutableMapEntryNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)controller-entry[

{(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)target=tcp:10.30.11.170:6640}

], value=[ImmutableLeafNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)target, value=tcp:10.30.11.170:6640, attributes={}}], attributes={}}]}, ImmutableMapNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)protocol-entry, value=[ImmutableMapEntryNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)protocol-entry[

{(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)protocol=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)ovsdb-bridge-protocol-openflow-13}

], value=[ImmutableLeafNode{nodeIdentifier=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)protocol, value=(urn:opendaylight:params:xml:ns:yang:ovsdb?revision=2015-01-05)ovsdb-bridge-protocol-openflow-13, attributes={}}], attributes={}}]}]}], attributes={}}]}}, (urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)topology-id=ValueNode{version=org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version@26cce091, value=ImmutableLeafNode{nodeIdentifier=(urn:TBD:params:xml:ns:yang:network-topology?revision=2013-10-21)topology-id, value=ovsdb:1, attributes={}}}}}}}}}}} differ.\n\tat com.google.common.base.Preconditions.checkState(Preconditions.java:197)\n\tat org.opendaylight.yangtools.yang.data.impl.schema.tree.InMemoryDataTree.commit(InMemoryDataTree.java:116)\n\tat org.opendaylight.controller.cluster.datastore.SimpleShardDataTreeCohort.commit(SimpleShardDataTreeCohort.java:102)\n\tat org.opendaylight.controller.cluster.datastore.ShardCommitCoordinator$CohortEntry.commit(ShardCommitCoordinator.java:670)\n\tat org.opendaylight.controller.cluster.datastore.Shard.finishCommit(Shard.java:348)\n\tat org.opendaylight.controller.cluster.datastore.Shard.finishCommit(Shard.java:398)\n\tat org.opendaylight.controller.cluster.datastore.Shard.applyState(Shard.java:646)\n\tat org.opendaylight.controller.cluster.raft.RaftActor.handleCommand(RaftActor.java:228)\n\tat org.opendaylight.controller.cluster.common.actor.AbstractUntypedPersistentActor.onReceiveCommand(AbstractUntypedPersistentActor.java:36)\n\tat org.opendaylight.controller.cluster.datastore.Shard.onReceiveCommand(Shard.java:273)\n\tat akka.persistence.UntypedPersistentActor.onReceive(Eventsourced.scala:430)\n\tat org.opendaylight.controller.cluster.common.actor.MeteringBehavior.apply(MeteringBehavior.java:97)\n\tat akka.actor.ActorCell$$anonfun$become$1.applyOrElse(ActorCell.scala:534)\n\tat akka.persistence.Recovery$State$class.process(Recovery.scala:30)\n\tat akka.persistence.ProcessorImpl$$anon$2.process(Processor.scala:103)\n\tat akka.persistence.ProcessorImpl$$anon$2.aroundReceive(Processor.scala:114)\n\tat akka.persistence.Recovery$class.aroundReceive(Recovery.scala:265)\n\tat akka.persistence.UntypedPersistentActor.akka$persistence$Eventsourced$$super$aroundReceive(Eventsourced.scala:428)\n\tat akka.persistence.Eventsourced$$anon$2.doAroundReceive(Eventsourced.scala:82)\n\tat akka.persistence.Eventsourced$$anon$2.aroundReceive(Eventsourced.scala:78)\n\tat akka.persistence.Eventsourced$class.aroundReceive(Eventsourced.scala:369)\n\tat akka.persistence.UntypedPersistentActor.aroundReceive(Eventsourced.scala:428)\n\tat akka.actor.ActorCell.receiveMessage(ActorCell.scala:516)\n\tat akka.actor.ActorCell.invoke(ActorCell.scala:487)\n\tat akka.dispatch.Mailbox.processMailbox(Mailbox.scala:238)\n\tat akka.dispatch.Mailbox.run(Mailbox.scala:220)\n\tat akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:397)\n\tat scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)\n\tat scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)\n\tat scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)\n\tat scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)\n"}]}} DEBUG