Bug 90415 [Contributions] NPE in ActionContributionItem.update when trying to set accelerator in menu
Exception in thread "main" java.lang.NullPointerException at org.eclipse.jface.action.ActionContributionItem.update(ActionContributionItem.java:749) at org.eclipse.jface.action.ActionContributionItem.fill(ActionContributionItem.java:281) at org.eclipse.jface.action.MenuManager.update(MenuManager.java:627) at org.eclipse.jface.action.MenuManager.update(MenuManager.java:549) at org.eclipse.jface.action.MenuManager.createMenuBar(MenuManager.java:158) at org.eclipse.jface.window.ApplicationWindow.createTrimWidgets(ApplicationWindow.java:332) at org.eclipse.jface.window.ApplicationWindow.configureShell(ApplicationWindow.java:320) at org.eclipse.jface.window.Window.createShell(Window.java:483) at org.eclipse.jface.window.Window.create(Window.java:417) at org.eclipse.jface.window.Window.open(Window.java:770) at MenuActionTest.main(MenuActionTest.java:76)
bundles/org.eclipse.jface/src/org/eclipse/jface/action/ActionContributionItem.java
mc.dispose();
                }
            }
            
            action.removePropertyChangeListener(propertyListener);
            if (action != null) {
                String commandId = action.getActionDefinitionId();
                ExternalActionManager.ICallback callback = ExternalActionManager
                        .getInstance().getCallback();
                if ((callback != null) && (commandId != null)) {
                    callback.removePropertyChangeListener(commandId,
                            actionTextListener);
                }
            }
            
            widget = null;
            
            disposeOldImages();
        }
    }
    /**
     * Handles a widget selection event.
     */
    private void handleWidgetSelection(Event e, boolean selection) {
        Widget item = e.widget;
        if (item != null) {
            int style = item.getStyle();
            if ((style & (SWT.TOGGLE | SWT.CHECK)) != 0) {
                if (action.getStyle() == IAction.AS_CHECK_BOX) {
                    action.setChecked(selection);