求助，dicom文件整理时出错

老师好，我是一名新手，很多东西都在摸索中，向各位老师学习。
我在用rest dicom sorter 整理时出现报错，这要怎么解决呢？？？还有我的rest dicom sorter 不能显示如教学视频中的 add  recursively all sub-folders of a directory这些选项

Warning: Directory "D:\matlab7.0\work" already exists.
> In mkdir at 116
  In <a href="error:D:\work\REST_V1.7_120101\REST_V1.7_120101\rest_DicomSorter_gui.m,175,1">rest_DicomSorter_gui>btnRun_Callback at 175</a>
  In gui_mainfcn at 75
  In rest_DicomSorter_gui at 26
Done ...
Warning: Directory "D:\matlab7.0\work" already exists.
> In <a href="error:D:\matlab7.0\toolbox\matlab\general\mkdir.m,116,1">mkdir at 116</a>
  In <a href="error:D:\work\REST_V1.7_120101\REST_V1.7_120101\rest_DicomSorter_gui.m,175,1">rest_DicomSorter_gui>btnRun_Callback at 175</a>
  In <a href="error:D:\matlab7.0\toolbox\matlab\uitools\gui_mainfcn.m,75,1">gui_mainfcn at 75</a>
  In <a href="error:D:\work\REST_V1.7_120101\REST_V1.7_120101\rest_DicomSorter_gui.m,26,1">rest_DicomSorter_gui at 26</a>
Done ...
Warning: Directory "D:\matlab7.0\work" already exists.
> In mkdir at 116
  In rest_DicomSorter_gui>btnRun_Callback at 175
  In gui_mainfcn at 75
  In rest_DicomSorter_gui at 26
Done ...
??? Error using ==> rest_CheckDataDir
Too many input arguments.

Error in ==> rest_DicomSorter_gui>SetDataDir at 227
  theVolumnCount =rest_CheckDataDir(handles.Cfg.DataDirs{1,1},dicomtype); 

Error in ==> rest_DicomSorter_gui>btnSelectDataDir_Callback at 126
  SetDataDir(hObject, theDir,handles); 

Error in ==> gui_mainfcn at 75
        feval(varargin{:});

Error in ==> rest_DicomSorter_gui at 26
    gui_mainfcn(gui_State, varargin{:});

??? Error while evaluating uicontrol Callback.