vikram

can some one help me debug this error..

Warning: File 'log.txt' not found.
> In motion_detection>togglebutton1_Callback at 96
  In gui_mainfcn at 75
  In motion_detection at 42
Warning: File 'film.avi' not found.
> In motion_detection>togglebutton1_Callback at 97
  In gui_mainfcn at 75
  In motion_detection at 42
Warning: File 'var.mat' not found.
> In motion_detection>togglebutton1_Callback at 98
  In gui_mainfcn at 75
  In motion_detection at 42

radio =

     1

??? Error using ==> videoinput.videoinput
There are no devices installed for the specified ADAPTORNAME. See IMAQHWINFO.

Error in ==> sad_algorithm at 17
vobj=videoinput('winvideo',2) %initializes a video object to connect to camera

Error in ==> motion_detection>togglebutton1_Callback at 101
    sad_algorithm

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

Error in ==> motion_detection at 42
    gui_mainfcn(gui_State, varargin{:});

??? Error while evaluating uicontrol Callback.

please i need it quickly