set text in jTextField

can you please suggest whats causing the error-->

Exception in thread "AWT-EventQueue-0" java.lang.ArrayIndexOutOfBoundsException: 1 >= 1

privatevoid jButton1ActionPerformed(java.awt.event.ActionEvent evt){

int r1 = 1;

int c1 = 1;

int c2 = 2;

int c3 = 3;

Object tf1 = jTable1.getValueAt(r1, c1);

jTextField1.setText(String.valueOf(tf1));

Object tf2 = jTable1.getValueAt(r1, c2);

jTextField2.setText(String.valueOf(tf2));

Object tf3 = jTable1.getValueAt(r1, c3);

jTextField3.setText(String.valueOf(tf3));

}

[848 byte] By [ElishaWa] at [2007-11-27 9:10:39]