Exception in thread "AWT-EventQueue-0" java.lang.ArrayIndexOutOfBoundsException: -1
        at java.util.Vector.elementData(Unknown Source)
        at java.util.Vector.elementAt(Unknown Source)
        at javax.swing.table.DefaultTableModel.getValueAt(Unknown Source)
        at javax.swing.JTable.getValueAt(Unknown Source)
        at UsecaseTemplateDialog$8.valueChanged(BusinessEnhancer.java:45909)
        at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source)
        at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source)
        at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source)
        at javax.swing.DefaultListSelectionModel.insertIndexInterval(Unknown Source)
        at javax.swing.JTable.tableRowsInserted(Unknown Source)
        at javax.swing.JTable.tableChanged(Unknown Source)
        at javax.swing.table.AbstractTableModel.fireTableChanged(Unknown Source)
        at javax.swing.table.AbstractTableModel.fireTableRowsInserted(Unknown Source)
        at javax.swing.table.DefaultTableModel.insertRow(Unknown Source)
        at javax.swing.table.DefaultTableModel.addRow(Unknown Source)
        at javax.swing.table.DefaultTableModel.addRow(Unknown Source)
        at UsecaseTemplateDialog$7.valueChanged(BusinessEnhancer.java:45878)
        at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source)
        at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source)
        at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source)
        at javax.swing.DefaultListSelectionModel.changeSelection(Unknown Source)
        at javax.swing.DefaultListSelectionModel.changeSelection(Unknown Source)
        at javax.swing.DefaultListSelectionModel.setSelectionInterval(Unknown Source)
        at javax.swing.JTable.changeSelectionModel(Unknown Source)
        at javax.swing.JTable.changeSelection(Unknown Source)
        at javax.swing.plaf.basic.BasicTableUI$Handler.adjustSelection(Unknown Source)
        at javax.swing.plaf.basic.BasicTableUI$Handler.mousePressed(Unknown Source)
        at java.awt.AWTEventMulticaster.mousePressed(Unknown Source)
        at java.awt.Component.processMouseEvent(Unknown Source)
        at javax.swing.JComponent.processMouseEvent(Unknown Source)
        at java.awt.Component.processEvent(Unknown Source)
        at java.awt.Container.processEvent(Unknown Source)
        at java.awt.Component.dispatchEventImpl(Unknown Source)
        at java.awt.Container.dispatchEventImpl(Unknown Source)
        at java.awt.Component.dispatchEvent(Unknown Source)
        at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
        at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
        at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
        at java.awt.Container.dispatchEventImpl(Unknown Source)
        at java.awt.Window.dispatchEventImpl(Unknown Source)
        at java.awt.Component.dispatchEvent(Unknown Source)
        at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
        at java.awt.EventQueue.access$500(Unknown Source)
        at java.awt.EventQueue$3.run(Unknown Source)
        at java.awt.EventQueue$3.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
        at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
        at java.awt.EventQueue$4.run(Unknown Source)
        at java.awt.EventQueue$4.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
        at java.awt.EventQueue.dispatchEvent(Unknown Source)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
        at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
        at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
        at java.awt.WaitDispatchSupport$2.run(Unknown Source)
        at java.awt.WaitDispatchSupport$4.run(Unknown Source)
        at java.awt.WaitDispatchSupport$4.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.awt.WaitDispatchSupport.enter(Unknown Source)
        at java.awt.Dialog.show(Unknown Source)
        at java.awt.Component.show(Unknown Source)
        at java.awt.Component.setVisible(Unknown Source)
        at java.awt.Window.setVisible(Unknown Source)
        at java.awt.Dialog.setVisible(Unknown Source)
        at UsecaseTemplateDialog.<init>(BusinessEnhancer.java:45472)
        at MainFrame.createnewtemplatefile(BusinessEnhancer.java:44751)
        at MainFrame.modifyTemplateFile(BusinessEnhancer.java:44759)
        at MainFrame$21.actionPerformed(BusinessEnhancer.java:5415)
        at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
        at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
        at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
        at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
        at javax.swing.AbstractButton.doClick(Unknown Source)
        at javax.swing.plaf.basic.BasicMenuItemUI.doClick(Unknown Source)
        at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(Unknown Source)
        at java.awt.Component.processMouseEvent(Unknown Source)
        at javax.swing.JComponent.processMouseEvent(Unknown Source)
        at java.awt.Component.processEvent(Unknown Source)
        at java.awt.Container.processEvent(Unknown Source)
        at java.awt.Component.dispatchEventImpl(Unknown Source)
        at java.awt.Container.dispatchEventImpl(Unknown Source)
        at java.awt.Component.dispatchEvent(Unknown Source)
        at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
        at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
        at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
        at java.awt.Container.dispatchEventImpl(Unknown Source)
        at java.awt.Window.dispatchEventImpl(Unknown Source)
        at java.awt.Component.dispatchEvent(Unknown Source)
        at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
        at java.awt.EventQueue.access$500(Unknown Source)
        at java.awt.EventQueue$3.run(Unknown Source)
        at java.awt.EventQueue$3.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
        at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
        at java.awt.EventQueue$4.run(Unknown Source)
        at java.awt.EventQueue$4.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(Unknown Source)
        at java.awt.EventQueue.dispatchEvent(Unknown Source)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
        at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
        at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
        at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
        at java.awt.EventDispatchThread.run(Unknown Source)
Exception in thread "AWT-EventQueue-0" java.lang.ArrayIndexOutOfBoundsException: -1
        at java.util.Vector.elementData(Unknown Source)
        at java.util.Vector.elementAt(Unknown Source)
        at javax.swing.table.DefaultTableModel.getValueAt(Unknown Source)
        at javax.swing.JTable.getValueAt(Unknown Source)
        at UsecaseTemplateDialog$8.valueChanged(BusinessEnhancer.java:45909)
        at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source)