MATLAB: Open wav file error

audio

When i try to open a wav file, i got this error:
Error using wavread (line 67)
Invalid Wave File. Reason: Cannot open file.
Error in gui>Open_Callback (line 125)
[mySong,sf]=wavread(myFile);
Error in gui_mainfcn (line 96)
        feval(varargin{:});
Error in gui (line 42)
    gui_mainfcn(gui_State, varargin{:});
Error in
@(hObject,eventdata)gui('Open_Callback',hObject,eventdata,guidata(hObject))
Error while evaluating uimenu Callback
my code:
function Open_Callback(hObject, eventdata, handles)  
global pl;  
global sf;  
[FileName,PathName]=uigetfile('*.wav');  
myFile=[FileName,PathName];  
[mySong,sf]=wavread(myFile);  
[M N] = size(mySong);  
i=1:1:M;  
axes(handles.axes1);  
axis([1 M min(mySong) max(mySong)]);  
plot(i,mySong);  
pl=auidoplayer(mySong,sf);

Best Answer

myFile=[PathName,FileName];
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