% --- Executes on button press in track.
function track_Callback(hObject, eventdata, handles)
% hObject handle to track (see GCBO)
% eventdata reserved - to be defined in a future version of MATLAB
% handles structure with handles and user data (see GUIDATA)
[name path] = uigetfile('*.*');
fname = [path name];
data = importdata(fname);
set(handles.trackimage,'data',data);
guidata(gcf,handles);
axes(handles.trackimage)
data=handles.data
% plot3(data(1,:),data(2,:),data(3,:))
plot3(data(1,:),data(2,:),data(3,:))
title('航迹')
提示这样的错误,像求助一下改怎么修改。