Bug 114648 export file system/archive wizard initally has error when no selection seeded
Make sure nothing is selected in your Navigator or Package Explorer. File > Import/Export Select Archive or File System BUG: there is initially an error - There are no resources currently selected for export. There should not initially be an error in these wizards.
bundles/org.eclipse.ui.ide/extensions/org/eclipse/ui/dialogs/WizardExportResourcesPage.java
private IStructuredSelection initialResourceSelection;
    private List selectedTypes = new ArrayList();
    
    private ResourceTreeAndListGroup resourceGroup;
    private final static String SELECT_TYPES_TITLE = IDEWorkbenchMessages.WizardTransferPage_selectTypes;
    private final static String SELECT_ALL_TITLE = IDEWorkbenchMessages.WizardTransferPage_selectAll;
    private final static String DESELECT_ALL_TITLE = IDEWorkbenchMessages.WizardTransferPage_deselectAll;
    /**
     * Creates an export wizard page. If the current resource selection 
     * is not empty then it will be used as the initial collection of resources
     * selected for export.
     *
     * @param pageName the name of the page
     * @param selection the current resource selection
     */
    protected WizardExportResourcesPage(String pageName,
            IStructuredSelection selection) {
        super(pageName);
        this.initialResourceSelection = selection;
    }
    /**
     * The <code>addToHierarchyToCheckedStore</code> implementation of this