java.lang.NullPointerException: This exception has no message.

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via Coderanch by Jacob Coddaire, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at javax.swing.plaf.basic.BasicOptionPaneUI.addButtonComponents(Unknown Source)
at javax.swing.plaf.basic.BasicOptionPaneUI.createButtonArea(Unknown Source)
at javax.swing.plaf.basic.BasicOptionPaneUI.installComponents(Unknown Source)
at javax.swing.plaf.basic.BasicOptionPaneUI.installUI(Unknown Source)
at javax.swing.JComponent.setUI(Unknown Source)
at javax.swing.JOptionPane.setUI(Unknown Source)
at javax.swing.JOptionPane.updateUI(Unknown Source)
at javax.swing.JOptionPane.(Unknown Source)
at undefined.Input.main(Input.java:60)

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