Flow Statistics manager is updating store with incorrect key

Following exception keeps flooding the logs once flows are installed on mininet. It looks like flows are being updated in a data store using incorrect key. Further analysis is required.

2014-08-20 11:07:40.558 PDT [CommitFutures-1] ERROR o.o.c.m.s.b.i.ForwardedBackwardsCompatibleDataBroker - Transaction DOM-7890 failed to complete
org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException: Data did not pass validation.
at org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStore$ThreePhaseCommitImpl$1.call(InMemoryDOMDataStore.java:371) ~[na:na]
at org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStore$ThreePhaseCommitImpl$1.call(InMemoryDOMDataStore.java:357) ~[na:na]
at java.util.concurrent.FutureTask.run(FutureTask.java:262) ~[na:1.7.0_67]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [na:1.7.0_67]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [na:1.7.0_67]
at java.lang.Thread.run(Thread.java:745) [na:1.7.0_67]
Caused by: org.opendaylight.yangtools.yang.data.api.schema.tree.ModifiedNodeDoesNotExistException: Node (urn:opendaylight:inventory?revision=2013-08-19)nodes/(urn:opendaylight:inventory?revision=2013-08
-19)node/(urn:opendaylight:inventory?revision=2013-08-19)node[

{(urn:opendaylight:inventory?revision=2013-08-19)id=openflow:1}

]/AugmentationIdentifier

{childNames=[(urn:opendaylight:flow:inventory?revisio n=2013-08-19)manufacturer, (urn:opendaylight:flow:inventory?revision=2013-08-19)hardware, (urn:opendaylight:flow:inventory?revision=2013-08-19)software, (urn:opendaylight:flow:inventory?revision=2013-08 -19)serial-number, (urn:opendaylight:flow:inventory?revision=2013-08-19)description, (urn:opendaylight:flow:inventory?revision=2013-08-19)meter, (urn:opendaylight:flow:inventory?revision=2013-08-19)tabl e, (urn:opendaylight:flow:inventory?revision=2013-08-19)group, (urn:opendaylight:flow:inventory?revision=2013-08-19)supported-match-types, (urn:opendaylight:flow:inventory?revision=2013-08-19)supported- instructions, (urn:opendaylight:flow:inventory?revision=2013-08-19)supported-actions, (urn:opendaylight:flow:inventory?revision=2013-08-19)switch-features]}

/(urn:opendaylight:flow:inventory?revision=201
3-08-19)table/(urn:opendaylight:flow:inventory?revision=2013-08-19)table[

{(urn:opendaylight:flow:inventory?revision=2013-08-19)id=0}

]/(urn:opendaylight:flow:inventory?revision=2013-08-19)flow/(urn:opend
aylight:flow:inventory?revision=2013-08-19)flow[

{(urn:opendaylight:flow:inventory?revision=2013-08-19)id=#UF$TABLE*0-1}

] does not exist. Cannot apply modification to its children.
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkSubtreeModificationApplicable(NormalizedNodeContainerModificationStrategy.java:170) ~[na
:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:131) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkChildPreconditions(NormalizedNodeContainerModificationStrategy.java:184) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkSubtreeModificationApplicable(NormalizedNodeContainerModificationStrategy.java:174) ~[na
:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:131) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkChildPreconditions(NormalizedNodeContainerModificationStrategy.java:184) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkSubtreeModificationApplicable(NormalizedNodeContainerModificationStrategy.java:174) ~[na
:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:131) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkChildPreconditions(NormalizedNodeContainerModificationStrategy.java:184) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkSubtreeModificationApplicable(NormalizedNodeContainerModificationStrategy.java:174) ~[na
:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:131) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkChildPreconditions(NormalizedNodeContainerModificationStrategy.java:184) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkSubtreeModificationApplicable(NormalizedNodeContainerModificationStrategy.java:174) ~[na
:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:131) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkChildPreconditions(NormalizedNodeContainerModificationStrategy.java:184) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkSubtreeModificationApplicable(NormalizedNodeContainerModificationStrategy.java:174) ~[na
:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:131) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkChildPreconditions(NormalizedNodeContainerModificationStrategy.java:184) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkSubtreeModificationApplicable(NormalizedNodeContainerModificationStrategy.java:174) ~[na
:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:131) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkChildPreconditions(NormalizedNodeContainerModificationStrategy.java:184) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkSubtreeModificationApplicable(NormalizedNodeContainerModificationStrategy.java:174) ~[na
:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:131) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkChildPreconditions(NormalizedNodeContainerModificationStrategy.java:184) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.NormalizedNodeContainerModificationStrategy.checkSubtreeModificationApplicable(NormalizedNodeContainerModificationStrategy.java:174) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.SchemaAwareApplyOperation.checkApplicable(SchemaAwareApplyOperation.java:131) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.RootModificationApplyOperation.checkApplicable(RootModificationApplyOperation.java:72) ~[na:na]
at org.opendaylight.yangtools.yang.data.impl.schema.tree.InMemoryDataTree.validate(InMemoryDataTree.java:89) ~[na:na]
at org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStore$ThreePhaseCommitImpl$1.call(InMemoryDOMDataStore.java:361) ~[na:na]
... 5 common frames omitted