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java.lang.NullPointerException: 	at PeptId.CorrTableModel.(CorrTableModel.java:32)	at PeptId.ViewRes.initGUI(ViewRes.java:65)	at PeptId.ViewRes.(ViewRes.java:31)	at PeptId.ViewRes.showGUI(ViewRes.java:207)	at PeptId.MyJFrame1.jButton4ActionPerformed(MyJFrame1.java:145)	at PeptId.MyJFrame1$4.actionPerformed(MyJFrame1.java:84)	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1819)	at javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1872)	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420)	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258)	at javax.swing.plaf.basic.BasicButtonListener$ReleasedAction.actionPerformed(BasicButtonListener.java:303)	at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1535)	at javax.swing.JComponent.processKeyBinding(JComponent.java:2438)	at javax.swing.JComponent.processKeyBindings(JComponent.java:2473)	at javax.swing.JComponent.processKeyEvent(JComponent.java:2401)	at java.awt.Component.processEvent(Component.java:4909)	at java.awt.Container.processEvent(Container.java:1569)	at java.awt.Component.dispatchEventImpl(Component.java:3615)	at java.awt.Container.dispatchEventImpl(Container.java:1627)	at java.awt.Component.dispatchEvent(Component.java:3477)	at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1713)	at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:627)	at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:831)	at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:741)	at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:592)	at java.awt.Component.dispatchEventImpl(Component.java:3506)	at java.awt.Container.dispatchEventImpl(Container.java:1627)	at java.awt.Window.dispatchEventImpl(Window.java:1606)	at java.awt.Component.dispatchEvent(Component.java:3477)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:456)	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:234)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:184)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:178)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:170)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:100)