Please post the full text of the error message.
What is the symbol MathGuiView? A class name or a variable name?
Type: Posts; User: Norm
Please post the full text of the error message.
What is the symbol MathGuiView? A class name or a variable name?
What part are you having problems with?
Having a method called when a button is clicked.
Making a window visible
Making a window not visible
Post the code you are having problems with