[main] INFO org.opendaylight.ovsdb.hwvtepsouthbound.reconciliation.ReconciliationManager - ThreadFactory created: ovsdb-reconciler [main] INFO org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepOperGlobalListener - Registering HwvtepOperGlobalListener [main] INFO org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepDataChangeListener - Registering HwvtepDataChangeListener [main] INFO org.opendaylight.ovsdb.hwvtepsouthbound.reconciliation.ReconciliationManager - ThreadFactory created: ovsdb-reconciler [main] INFO org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepOperGlobalListener - Registering HwvtepOperGlobalListener [hwvtep-waiting-job-0] ERROR org.opendaylight.ovsdb.hwvtepsouthbound.transact.DependencyQueue - Failed to process dependencies org.mockito.exceptions.misusing.WrongTypeOfReturnValue: ListenableFuture$MockitoMock$9e19cE9v cannot be returned by isActive() isActive() should return boolean *** If you're unsure why you're getting above error read on. Due to the nature of the syntax above problem might occur because: 1. This exception *might* occur in wrongly written multi-threaded tests. Please refer to Mockito FAQ on limitations of concurrency testing. 2. A spy is stubbed using when(spy.foo()).then() syntax. It is safer to stub spies - - with doReturn|Throw() family of methods. More in javadocs for Mockito.spy() method. at org.opendaylight.ovsdb.hwvtepsouthbound.transact.DependencyQueue.lambda$new$0(DependencyQueue.java:49) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539) at java.base/java.util.concurrent.FutureTask.runAndReset(FutureTask.java:305) at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:305) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) at java.base/java.lang.Thread.run(Thread.java:833) [main] INFO org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepDataChangeListener - Registering HwvtepDataChangeListener