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java.lang.UnsupportedOperationException at org.optaplanner.core.impl.heuristic.selector.entity.decorator.FilteringEntitySelector.listIterator(FilteringEntitySelector.java:125) at org.optaplanner.core.impl.heuristic.selector.common.iterator.AbstractOriginalSwapIterator.<init>(AbstractOriginalSwapIterator.java:49) at org.optaplanner.core.impl.heuristic.selector.move.generic.SwapMoveSelector$1.<init>(SwapMoveSelector.java:129) at org.optaplanner.core.impl.heuristic.selector.move.generic.SwapMoveSelector.iterator(SwapMoveSelector.java:129) at org.optaplanner.core.impl.heuristic.selector.move.decorator.AbstractCachingMoveSelector.constructCache(AbstractCachingMoveSelector.java:76) at org.optaplanner.core.impl.heuristic.selector.common.SelectionCacheLifecycleBridge.phaseStarted(SelectionCacheLifecycleBridge.java:49) at org.optaplanner.core.impl.phase.event.PhaseLifecycleSupport.firePhaseStarted(PhaseLifecycleSupport.java:39) at org.optaplanner.core.impl.heuristic.selector.AbstractSelector.phaseStarted(AbstractSelector.java:47) at org.optaplanner.core.impl.phase.event.PhaseLifecycleSupport.firePhaseStarted(PhaseLifecycleSupport.java:39) at org.optaplanner.core.impl.heuristic.selector.AbstractSelector.phaseStarted(AbstractSelector.java:47) at org.optaplanner.core.impl.phase.event.PhaseLifecycleSupport.firePhaseStarted(PhaseLifecycleSupport.java:39) at org.optaplanner.core.impl.heuristic.selector.AbstractSelector.phaseStarted(AbstractSelector.java:47) at org.optaplanner.core.impl.localsearch.decider.LocalSearchDecider.phaseStarted(LocalSearchDecider.java:97) at org.optaplanner.core.impl.localsearch.DefaultLocalSearchPhase.phaseStarted(DefaultLocalSearchPhase.java:122) at org.optaplanner.core.impl.localsearch.DefaultLocalSearchPhase.solve(DefaultLocalSearchPhase.java:66) at org.optaplanner.core.impl.solver.DefaultSolver.runPhases(DefaultSolver.java:215) at org.optaplanner.core.impl.solver.DefaultSolver.solve(DefaultSolver.java:176)