While running the SwingBasher test suite on Ladybird build b03, it throws the following exception:

SwingBasher is located at /net/sqesvr/export/jfc/Kestrel_ws/Functional/SwingBasher

Started Loop #1 at Wed Oct 11 17:07:00 PDT 2000 with CDE/Motif
Generated Performance Report. See ./SwingBasherResultsSBPerfReport-1.3.1ea-b03
Started Loop #2 at Wed Oct 11 17:13:36 PDT 2000 with Metal
Exception occurred during event dispatching:
java.lang.ArrayIndexOutOfBoundsException: 0 >= 0
        at java.util.Vector.removeElementAt(Vector.java:511)
        at javax.swing.MenuSelectionManager.setSelectedPath(MenuSelectionManager.java:79)
        at javax.swing.MenuSelectionManager.clearSelectedPath(MenuSelectionManager.java:110)
        at javax.swing.plaf.basic.BasicComboPopup.hide(BasicComboPopup.java:134)
        at javax.swing.plaf.basic.BasicComboBoxUI.setPopupVisible(BasicComboBoxUI.java:901)
        at javax.swing.plaf.basic.BasicComboBoxUI$HidePopupAction.actionPerformed(BasicComboBoxUI.java:1324)
        at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1384)
        at javax.swing.JComponent.processKeyBinding(JComponent.java:2078)
        at javax.swing.JComponent.processKeyBindings(JComponent.java:2115)
        at javax.swing.JComponent.processKeyEvent(JComponent.java:2041)
        at javax.swing.JComboBox.processKeyEvent(JComboBox.java:1060)
        at java.awt.Component.processEvent(Component.java:3553)
        at java.awt.Container.processEvent(Container.java:1164)
        at java.awt.Component.dispatchEventImpl(Component.java:2593)
        at java.awt.Container.dispatchEventImpl(Container.java:1213)
        at java.awt.Component.dispatchEvent(Component.java:2497)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:333)
        at java.awt.EventDispatchThread.pumpOneEvent(EventDispatchThread.java:103)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:84)
Generated Performance Report. See ./SwingBasherResultsSBPerfReport-1.3.1ea-b03
Started Loop #3 at Wed Oct 11 17:18:17 PDT 2000 with CDE/Motif
Generated Performance Report. See ./SwingBasherResultsSBPerfReport-1.3.1ea-b03
Started Loop #4 at Wed Oct 11 17:22:55 PDT 2000 with Metal
Exception occurred during event dispatching:
java.lang.ArrayIndexOutOfBoundsException: 0 >= 0
        at java.util.Vector.removeElementAt(Vector.java:511)
        at javax.swing.MenuSelectionManager.setSelectedPath(MenuSelectionManager.java:79)
        at javax.swing.MenuSelectionManager.clearSelectedPath(MenuSelectionManager.java:110)
        at javax.swing.plaf.basic.BasicComboPopup.hide(BasicComboPopup.java:134)
        at javax.swing.plaf.basic.BasicComboBoxUI.setPopupVisible(BasicComboBoxUI.java:901)
        at javax.swing.plaf.basic.BasicComboBoxUI$HidePopupAction.actionPerformed(BasicComboBoxUI.java:1324)
        at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1384)
        at javax.swing.JComponent.processKeyBinding(JComponent.java:2078)
        at javax.swing.JComponent.processKeyBindings(JComponent.java:2115)
        at javax.swing.JComponent.processKeyEvent(JComponent.java:2041)
        at javax.swing.JComboBox.processKeyEvent(JComboBox.java:1060)
        at java.awt.Component.processEvent(Component.java:3553)
        at java.awt.Container.processEvent(Container.java:1164)
        at java.awt.Component.dispatchEventImpl(Component.java:2593)
        at java.awt.Container.dispatchEventImpl(Container.java:1213)
        at java.awt.Component.dispatchEvent(Component.java:2497)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:333)
        at java.awt.EventDispatchThread.pumpOneEvent(EventDispatchThread.java:103)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:84)
Generated Performance Report. See ./SwingBasherResultsSBPerfReport-1.3.1ea-b03