Code > surround With not run

Hello,

I want to organize my code and I want to using code surround with... for that.

But Nothing action. I can test this function with other source code and the function run correctly.

Can you say me what my surround with... don't run with this sample code please ?

    private Stage stage;
    private Scene scene;
    private BorderPane root;
    private ToolBar toolBar;
    private SplitPane splitPane;
    private TreeView pageTree;
    private Pane pageArea;
    private Pages pages;
    private Page currentPage;
    private String currentPagePath;
    private Node currentPageView;
    private BreadcrumbBar breadcrumbBar;
    private Stack<Page> history = new Stack<Page>();
    private Stack<Page> forwardHistory = new Stack<Page>();
    private boolean changingPage = false;
    private double mouseDragOffsetX = 0;
    private double mouseDragOffsetY = 0;
    private WindowResizeButton windowResizeButton;
    public boolean fromForwardOrBackButton = false;
    private StackPane modalDimmer;
    private ProxyDialog proxyDialog;
    private ToolBar pageToolBar;
    private JSObject browser;
    private String docsUrl;

Thank for your help