Caused by: info.magnolia.ui.api.action.ActionExecutionException: Action execution failed for action: saveAction
	at info.magnolia.ui.api.action.AbstractActionExecutor.execute(AbstractActionExecutor.java:64) ~[magnolia-ui-api-6.2.9-SNAPSHOT.jar:?]
	at info.magnolia.abtesting.app.actions.SaveTestConfirmationDelegateAction.lambda$executeSaveAndDelegateAction$2(SaveTestConfirmationDelegateAction.java:103) ~[magnolia-abtesting-ui-1.0-SNAPSHOT.jar:?]
	at com.machinezoo.noexception.CheckedExceptionHandler.run(CheckedExceptionHandler.java:1709) ~[noexception-1.4.4.jar:?]
	at info.magnolia.abtesting.app.actions.SaveTestConfirmationDelegateAction.executeSaveAndDelegateAction(SaveTestConfirmationDelegateAction.java:103) ~[magnolia-abtesting-ui-1.0-SNAPSHOT.jar:?]
	at java.util.Optional.ifPresent(Optional.java:159) ~[?:1.8.0_201]
	at info.magnolia.ui.AlertBuilder.lambda$build$ccff1191$1(AlertBuilder.java:188) ~[magnolia-ui-framework-6.2.9-SNAPSHOT.jar:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_201]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_201]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_201]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_201]
	at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:706) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:399) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:363) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1190) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.ui.Button.fireClick(Button.java:384) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.ui.Button$1.click(Button.java:57) ~[vaadin-server-8.13.0.jar:8.13.0]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_201]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_201]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_201]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_201]
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:155) ~[vaadin-server-8.13.0.jar:8.13.0]
	... 108 more
Caused by: com.machinezoo.noexception.WrappedException: javax.jcr.ItemExistsException: The move operation was not completed due to an item with the same name already present.
	at com.machinezoo.noexception.ExceptionWrapper.handle(ExceptionWrapper.java:11) ~[noexception-1.4.4.jar:?]
	at com.machinezoo.noexception.CheckedExceptionHandler.run(CheckedExceptionHandler.java:1713) ~[noexception-1.4.4.jar:?]
	at info.magnolia.ui.editor.JcrItemInteractionStrategyImpl$WithNodes.set(JcrItemInteractionStrategyImpl.java:156) ~[magnolia-ui-framework-jcr-6.2.9-SNAPSHOT.jar:?]
	at info.magnolia.ui.editor.JcrItemInteractionStrategyImpl$WithNodes.set(JcrItemInteractionStrategyImpl.java:123) ~[magnolia-ui-framework-jcr-6.2.9-SNAPSHOT.jar:?]
	at info.magnolia.ui.editor.JcrItemPropertySet$JcrItemPropertyDefinition.lambda$getSetter$8b09dfec$1(JcrItemPropertySet.java:460) ~[magnolia-ui-framework-jcr-6.2.9-SNAPSHOT.jar:?]
	at com.vaadin.data.Binder$BindingImpl.lambda$writeFieldValue$22abd369$1(Binder.java:1312) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.data.SimpleResult.handle(SimpleResult.java:78) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.data.ValidationResultWrap.handle(ValidationResultWrap.java:82) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.data.Result.ifOk(Result.java:146) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.data.Binder$BindingImpl.writeFieldValue(Binder.java:1311) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.data.Binder$BindingImpl.access$1600(Binder.java:1091) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.data.Binder.lambda$doWriteIfValid$4(Binder.java:2036) ~[vaadin-server-8.13.0.jar:8.13.0]
	at java.util.ArrayList.forEach(ArrayList.java:1257) ~[?:1.8.0_201]
	at com.vaadin.data.Binder.doWriteIfValid(Binder.java:2035) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.data.Binder.writeBean(Binder.java:1931) ~[vaadin-server-8.13.0.jar:8.13.0]
	at info.magnolia.ui.editor.FormPresenter.lambda$writeBindings$5(FormPresenter.java:128) ~[magnolia-ui-framework-6.2.9-SNAPSHOT.jar:?]
	at java.util.HashMap.forEach(HashMap.java:1289) ~[?:1.8.0_201]
	at info.magnolia.ui.editor.FormPresenter.writeBindings(FormPresenter.java:125) ~[magnolia-ui-framework-6.2.9-SNAPSHOT.jar:?]
	at info.magnolia.ui.editor.FormView.write(FormView.java:147) ~[magnolia-ui-framework-6.2.9-SNAPSHOT.jar:?]
	at info.magnolia.abtesting.app.actions.SaveTestAction.saveTestNode(SaveTestAction.java:117) ~[magnolia-abtesting-ui-1.0-SNAPSHOT.jar:?]
	at info.magnolia.abtesting.app.actions.SaveTestAction.execute(SaveTestAction.java:104) ~[magnolia-abtesting-ui-1.0-SNAPSHOT.jar:?]
	at info.magnolia.ui.api.action.AbstractActionExecutor.execute(AbstractActionExecutor.java:62) ~[magnolia-ui-api-6.2.9-SNAPSHOT.jar:?]
	at info.magnolia.abtesting.app.actions.SaveTestConfirmationDelegateAction.lambda$executeSaveAndDelegateAction$2(SaveTestConfirmationDelegateAction.java:103) ~[magnolia-abtesting-ui-1.0-SNAPSHOT.jar:?]
	at com.machinezoo.noexception.CheckedExceptionHandler.run(CheckedExceptionHandler.java:1709) ~[noexception-1.4.4.jar:?]
	at info.magnolia.abtesting.app.actions.SaveTestConfirmationDelegateAction.executeSaveAndDelegateAction(SaveTestConfirmationDelegateAction.java:103) ~[magnolia-abtesting-ui-1.0-SNAPSHOT.jar:?]
	at java.util.Optional.ifPresent(Optional.java:159) ~[?:1.8.0_201]
	at info.magnolia.ui.AlertBuilder.lambda$build$ccff1191$1(AlertBuilder.java:188) ~[magnolia-ui-framework-6.2.9-SNAPSHOT.jar:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_201]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_201]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_201]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_201]
	at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:706) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:399) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:363) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1190) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.ui.Button.fireClick(Button.java:384) ~[vaadin-server-8.13.0.jar:8.13.0]
	at com.vaadin.ui.Button$1.click(Button.java:57) ~[vaadin-server-8.13.0.jar:8.13.0]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_201]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_201]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_201]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_201]
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:155) ~[vaadin-server-8.13.0.jar:8.13.0]
	... 108 more