Error in imagesc matlab

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Wubie Engdew
Wubie Engdew on 13 Dec 2019
Commented: Walter Roberson on 13 Dec 2019
Error using image
Color data must be numeric or logical values.
Error in imagesc (line 19)
hh = image(varargin{1},'CDataMapping','scaled');
Error in file2>embedding_radiobutton_Callback (line 203)
imagesc(stegoimage);
Error in gui_mainfcn (line 95)
feval(varargin{:});
Error in file2 (line 17)
gui_mainfcn(gui_State, varargin{:});
Error in
matlab.graphics.internal.figfile.FigFile/read>@(hObject,eventdata)file2('embedding_radiobutton_Callback',hObject,eventdata,guidata(hObject))
Error while evaluating UIControl Callback.
  1 Comment
Walter Roberson
Walter Roberson on 13 Dec 2019
If you put a breakpoint in embedding_radiobutton_Callback then what shows up for class(stegoimage)?
I speculate that it might be a character vector that is the name of a file rather than being the content of the file.

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