New Test
open /run/com.vaadin.tests.components.HierarchyChangeForRemovedComponentContainers?restartApplication
click vaadin=runcomvaadintestscomponentsHierarchyChangeForRemovedComponentContainers::/VVerticalLayout[0]/VOrderedLayout$Slot[1]/VVerticalLayout[0]/VOrderedLayout$Slot[1]/VButton[0]/domChild[0]/domChild[0]
screenCapture two-buttons-no-NPE