NPE Customizing Designer Perspective

Open a VDB Editor then right-click on Designer perspective tab and customize and get below exception. Error is because the VDB Editor has a null selection provider.

java.lang.NullPointerException
at com.metamatrix.modeler.internal.ui.actions.NewMenuContributionsManager.getContributionItems(NewMenuContributionsManager.java:28)
at org.eclipse.ui.actions.CompoundContributionItem.getContributionItemsToFill(CompoundContributionItem.java:95)
at org.eclipse.ui.actions.CompoundContributionItem.fill(CompoundContributionItem.java:70)
at org.eclipse.ui.internal.menus.DynamicMenuContributionItem.fill(DynamicMenuContributionItem.java:125)
at org.eclipse.jface.action.MenuManager.doItemFill(MenuManager.java:737)
at org.eclipse.jface.action.MenuManager.update(MenuManager.java:818)
at org.eclipse.jface.action.MenuManager.updateAll(MenuManager.java:935)
at org.eclipse.jface.action.MenuManager.update(MenuManager.java:838)
at org.eclipse.jface.action.MenuManager.updateAll(MenuManager.java:935)
at org.eclipse.jface.action.MenuManager.update(MenuManager.java:838)
at org.eclipse.jface.action.MenuManager.updateAll(MenuManager.java:935)
at org.eclipse.ui.internal.dialogs.CustomizePerspectiveDialog.loadMenuAndToolbarStructure(CustomizePerspectiveDialog.java:2639)
at org.eclipse.ui.internal.dialogs.CustomizePerspectiveDialog.<init>(CustomizePerspectiveDialog.java:1447)
at org.eclipse.ui.internal.WorkbenchWindow.createCustomizePerspectiveDialog(WorkbenchWindow.java:4012)