###@###.### 2002-04-03

J2SE Version (please include all output from java -version flag):
  java version "1.4.1-beta"
  Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.1-beta-b06)
  Java HotSpot(TM) Client VM (build 1.4.1-beta-b06, mixed mode)

Does this problem occur on J2SE 1.3 or 1.4? Yes / No (pick one)
  No

Operating System Configuration Information (be specific):
  Windows XP

Bug Description:
  An exception occurs when removing a component from JTabbedPane.
  It occurs in an application that does not use a page title in html format.
  You may reproduce the same exception by setting a page title in html format.

Output:

>java HopperRemovePanelFromTabbedPane
Apr 3, 2002 10:41:36 AM java.util.prefs.FileSystemPreferences$3 run
WARNING: Could not create system preferences directory. System preferences are unusable.
java.lang.ArrayIndexOutOfBoundsException: Array index out of range: -1
        at java.util.Vector.removeElementAt(Vector.java:525)
        at javax.swing.plaf.basic.BasicTabbedPaneUI$ContainerHandler.componentRemoved(BasicTabbedPaneUI.java:3137)
        at java.awt.Container.processContainerEvent(Container.java:1553)
        at java.awt.Container.processEvent(Container.java:1522)
        at java.awt.Component.dispatchEventImpl(Component.java:3585)
        at java.awt.Container.dispatchEventImpl(Container.java:1582)
        at java.awt.Component.dispatchEvent(Component.java:3426)
        at java.awt.Container.remove(Container.java:703)
        at javax.swing.JTabbedPane.removeTabAt(JTabbedPane.java:803)
        at javax.swing.JTabbedPane.remove(JTabbedPane.java:826)
        at HopperRemovePanelFromTabbedPane.removeButton_action_actionPerformed(HopperRemovePanelFromTabbedPane.java:73)
        at HopperRemovePanelFromTabbedPane_Abstract$removeButton_ActionAdapter.actionPerformed(HopperRemovePanelFromTabbedPane_Abstract.java:365)
        at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1764)
        at javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1817)
        at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:419)
        at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:257)
        at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:258)
        at java.awt.Component.processMouseEvent(Component.java:5080)
        at java.awt.Component.processEvent(Component.java:4877)
        at java.awt.Container.processEvent(Container.java:1525)
        at java.awt.Component.dispatchEventImpl(Component.java:3585)
        at java.awt.Container.dispatchEventImpl(Container.java:1582)
        at java.awt.Component.dispatchEvent(Component.java:3426)
        at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:3371)
        at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3086)
        at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3016)
        at java.awt.Container.dispatchEventImpl(Container.java:1568)
        at java.awt.Window.dispatchEventImpl(Window.java:1569)
        at java.awt.Component.dispatchEvent(Component.java:3426)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:445)
        at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:197)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:144)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:136)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:99)


Steps to Reproduce (be specific):
 Compile the two source codes below
   HopperRemovePanelFromTabbedPane.java
   HopperRemovePanelFromTabbedPane_Abstract.java
 and click on the push button to remove the page.