Exception while distribution.opendaylight IT test causes thread death

java.lang.IllegalStateException: No default provider is available
at
org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.OpendaylightFlowTableStatisticsService$$Broker$DirectProxy.getFlowTablesStatistics(OpendaylightFlowTableStatisticsService$$Broker$DirectProxy.java)
~[na:na]
at
org.opendaylight.controller.md.statistics.manager.FlowTableStatsTracker.request(FlowTableStatsTracker.java:70)
~[na:na]
at
org.opendaylight.controller.md.statistics.manager.StatisticsRequestScheduler.requestStatistics(StatisticsRequestScheduler.java:83)
~[na:na]
at
org.opendaylight.controller.md.statistics.manager.StatisticsRequestScheduler.access$100(StatisticsRequestScheduler.java:32)
~[na:na]
at
org.opendaylight.controller.md.statistics.manager.StatisticsRequestScheduler$1.run(StatisticsRequestScheduler.java:52)
~[na:na]
at java.util.TimerThread.mainLoop(Timer.java:555) ~[na:1.7.0_55]
at java.util.TimerThread.run(Timer.java:505) ~[na:1.7.0_55] Test exited with exitValue = 1

Info from Tony:
statistics-manager should filter FlowCapableNode augmentations.
Question is why s-m tries to send RPC on non existing node.