<swapMoveSelector>
        <entitySelector id="entitySelector2"/>
        <secondaryEntitySelector>
          <nearbySelection>
            <originEntitySelector mimicSelectorRef="entitySelector2"/>
            <nearbyDistanceMeterClass>org.optaplanner.examples.vehiclerouting.domain.solver.nearby.CustomerNearbyDistanceMeter</nearbyDistanceMeterClass>
            <parabolicDistributionSizeMaximum>40</parabolicDistributionSizeMaximum>
          </nearbySelection>
        </secondaryEntitySelector>
      </swapMoveSelector>

Exception in thread "main" java.lang.IllegalArgumentException: The entitySelectorConfig (EntitySelectorConfig(null)) has a mimicSelectorRef (entitySelector2) for which no entitySelector with that id exists (in its solver phase).
	at org.optaplanner.core.config.heuristic.selector.entity.EntitySelectorConfig.buildMimicReplaying(EntitySelectorConfig.java:295)
	at org.optaplanner.core.config.heuristic.selector.entity.EntitySelectorConfig.buildEntitySelector(EntitySelectorConfig.java:243)
	at org.optaplanner.core.config.heuristic.selector.common.nearby.NearbySelectionConfig.applyNearbyEntitySelector(NearbySelectionConfig.java:185)
	at org.optaplanner.core.config.heuristic.selector.entity.EntitySelectorConfig.buildEntitySelector(EntitySelectorConfig.java:263)
	at org.optaplanner.core.config.heuristic.selector.move.generic.SwapMoveSelectorConfig.buildBaseMoveSelector(SwapMoveSelectorConfig.java:84)
	at org.optaplanner.core.config.heuristic.selector.move.MoveSelectorConfig.buildMoveSelector(MoveSelectorConfig.java:193)
	at org.optaplanner.core.config.heuristic.selector.move.MoveSelectorConfig.buildMoveSelector(MoveSelectorConfig.java:182)
	at org.optaplanner.core.config.heuristic.selector.move.composite.UnionMoveSelectorConfig.buildBaseMoveSelector(UnionMoveSelectorConfig.java:76)
	at org.optaplanner.core.config.heuristic.selector.move.MoveSelectorConfig.buildMoveSelector(MoveSelectorConfig.java:193)
	at org.optaplanner.core.config.localsearch.LocalSearchPhaseConfig.buildMoveSelector(LocalSearchPhaseConfig.java:230)
	at org.optaplanner.core.config.localsearch.LocalSearchPhaseConfig.buildDecider(LocalSearchPhaseConfig.java:129)
	at org.optaplanner.core.config.localsearch.LocalSearchPhaseConfig.buildPhase(LocalSearchPhaseConfig.java:114)
	at org.optaplanner.core.config.localsearch.LocalSearchPhaseConfig.buildPhase(LocalSearchPhaseConfig.java:57)
	at org.optaplanner.core.config.solver.SolverConfig.buildPhaseList(SolverConfig.java:273)
	at org.optaplanner.core.config.solver.SolverConfig.buildSolver(SolverConfig.java:203)
	at org.optaplanner.core.impl.solver.XStreamXmlSolverFactory.buildSolver(XStreamXmlSolverFactory.java:142)
	at org.optaplanner.examples.vehiclerouting.app.VehicleRoutingApp.createSolver(VehicleRoutingApp.java:53)
	at org.optaplanner.examples.common.app.CommonApp.createSolutionBusiness(CommonApp.java:90)
	at org.optaplanner.examples.common.app.CommonApp.init(CommonApp.java:77)
	at org.optaplanner.examples.common.app.CommonApp.init(CommonApp.java:73)
	at org.optaplanner.examples.vehiclerouting.app.VehicleRoutingApp.main(VehicleRoutingApp.java:36)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at com.intellij.rt.execution.application.AppMain.main(AppMain.java:140)