Connecting ovs2.4.0 to Openflowplugin throws ModifiedNodeDoesNotExistException for write of the node-connectors

When the ovs2.4.0 is connected to the Openflowplugin, read /write of node-connector in the operational datastore fails with the exception

2016-02-05 12:27:10,920 | WARN | lt-dispatcher-15 | SimpleShardDataTreeCohort | 164 - org.opendaylight.controller.sal-distributed-datastore - 1.3.0.SNAPSHOT | Store Tx member-1-txn-5: Data validation failed for path /(urn:opendaylight:inventory?revision=2013-08-19)nodes/node/node[

{(urn:opendaylight:inventory?revision=2013-08-19)id=openflow:81}

]/node-connector.
org.opendaylight.yangtools.yang.data.api.schema.tree.ModifiedNodeDoesNotExistException: Node /(urn:opendaylight:inventory?revision=2013-08-19)nodes/node/node[

{(urn:opendaylight:inventory?revision=2013-08-19)id=openflow:81}

]/node-connector does not exist. Cannot apply modification to its children.
at org.opendaylight.yangtools.yang.data.impl.schema.tree.AbstractNodeContainerModificationStrategy.checkTouchApplicable(AbstractNodeContainerModificationStrategy.java:276)[80:org.opendaylight.yangtools.yang-data-impl:0.8.0.SNAPSHOT]

The exception is seen only for any one of the node-connectors available in the switch.

But the rest output of the node-connector with its flowcapable augmentation information is available in the inventory-nodes.