老师，我试着运行你写的 Hurst.m 弹出GUI后，我 点击 InPut， 想load shindex.xls 但是matlab 报错。 好像是没有办法加载excel。 请问如何解决？
Warning: Could not start Excel server for import, 'basic' mode will be used. Refer to
HELP XLSREAD for more information.
> In xlsread at 176
  In SimpleXlsReader at 2
  In Hurst>InPut_Callback at 106
  In gui_mainfcn at 96
  In Hurst at 43
??? Index exceeds matrix dimensions.
Error in ==> SimpleXlsReader at 4
NumericDates = flipud(datenum(txtdata(:,1)));
Error in ==> Hurst>InPut_Callback at 106
[handles.Prices, handles.dates] =SimpleXLsReader(FileName);
Error in ==> gui_mainfcn at 96
        feval(varargin{:});
Error in ==> Hurst at 43
    gui_mainfcn(gui_State, varargin{:});
??? Error while evaluating uicontrol Callback