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here is the exception i get when i try to insert number(integer) into the text field(both tf1 and tf2)

*************ERROR************************
Exception in thread "AWT-EventQueue-0"...

@Norm i have wrapped it.Can u pls check whats wrong with the code!!
i am unable to solve exception from past 1hr..... pls help me out

can u pls check it out now :confused:

import java.awt.event.*;
import java.awt.*;

class ExceptionGui extends Frame implements ActionListener,WindowListener,TextListener
{
int numerator,denominator,result;
Button b;
...