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via Coderanch by Syamsul Hussin, 1 year ago
This exception has no message.
java.lang.NullPointerException at colorValue.actionPerformed(colorValue.java:75) at javax.swing.JTextField.fireActionPerformed(JTextField.java:489) at javax.swing.JTextField.postActionEvent(JTextField.java:670) at javax.swing.JTextField$NotifyAction.actionPerformed(JTextField.java:784) at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1502) at javax.swing.JComponent.processKeyBinding(JComponent.java:2422) at javax.swing.JComponent.processKeyBindings(JComponent.java:2457) at javax.swing.JComponent.processKeyEvent(JComponent.java:2385) at java.awt.Component.processEvent(Component.java:4830) at java.awt.Container.processEvent(Container.java:1380) at java.awt.Component.dispatchEventImpl(Component.java:3526) at java.awt.Container.dispatchEventImpl(Container.java:1437) at java.awt.Component.dispatchEvent(Component.java:3367) at java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1700) at java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:568) at java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:739) at java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:673) at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:534) at java.awt.Component.dispatchEventImpl(Component.java:3396) at java.awt.Container.dispatchEventImpl(Container.java:1437) at java.awt.Component.dispatchEvent(Component.java:3367) at java.awt.EventQueue.dispatchEvent(EventQueue.java:445) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:190) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:144) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:138) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:130) at java.awt.EventDispatchThread.run(EventDispatchThread.java:98)