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regarding gui

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vydyam
vydyam 2011-12-15
关闭： MATLAB Answer Bot 2021-8-20
??? Undefined function or variable 'handles'.
Error in ==> eldrun at 2 set(handles.start,'Enable','off');
help me solve this problem

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Image Analyst
Image Analyst 2011-12-15
I am going to ask you the very same thing. Help me solve this problem. Help me help you. All I can say now is to set a breakpoint at that line and see what members handles has. Chances are handles is null. But why is it null? How did it get there? Was it passed in to that routine in the arg list?

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