Reproduce:
1)Launch JavaSound (file name is JavaSound.jar).
2)Select "Midi Synthesizer" or "Groove Box".
Sound demo is working with FCS_O without problem.

Exception occurs with Windows2k RC1, WindowsNT4.0 SP4,Japanese. 
And it doesn't occur with Windows95,98japanese and NT4.0SP3 US.
The exception is different with Windows2k and Windows4.0.


=========Exception Windows2k both hotspot and classic is below

Exception occurred during event dispatching:
java.lang.OutOfMemoryError: Out of Memory
        at com.sun.media.sound.HeadspaceMixer.ndpenMixer(Native Method)
        at com.sun.media.sound.HeadspaceMixer.implOpen(HeadspaceMixer.java:397)
        at com.sun.media.sound.AbstractDataLine.open(AbstractDataLine.java:97)
        at com.sun.media.sound.AbstractMixer.open(AbstractMixer.java:285)
        at com.sun.media.sound.AbstractMixer.open(AbstractMixer.java:301)
        at com.sun.media.sound.HeadspaceMixer.open(HeadspaceMixer.java:634)
        at com.sun.media.sound.AbstractPlayer.open(AbstractPlayer.java:148)
        at MidiSynth.open(MidiSynth.java:108)
        at JavaSound.open(JavaSound.java:109)
        at JavaSound.stateChanged(JavaSound.java:99)
        at javax.swing.JTabbedPane.fireStateChanged(JTabbedPane.java:238)
        at javax.swing.JTabbedPane$ModelListener.stateChanged(JTabbedPane.java:183)
        at javax.swing.DefaultSingleSelectionModel.fireStateChanged(DefaultSingleSelectionM
odel.java:103)
        at javax.swing.DefaultSingleSelectionModel.setSelectedIndex(DefaultSingleSelectionM
odel.java:55)
        at javax.swing.JTabbedPane.setSelectedIndex(JTabbedPane.java:353)
        at javax.swing.plaf.basic.BasicTabbedPaneUI$MouseHandler.mousePressed(BasicTabbedPa
neUI.java:1826)                                         
        at java.awt.Component.processMouseEvent(Component.java:3718)
        at java.awt.Component.processEvent(Component.java:3550)
        at java.awt.Container.processEvent(Container.java:1167)
        at java.awt.Component.dispatchEventImpl(Component.java:2599)
        at java.awt.Container.dispatchEventImpl(Container.java:1216)
        at java.awt.Component.dispatchEvent(Component.java:2503)
        at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:2431)
        at java.awt.LightweightDispatcher.processMouseEvent(Container.java:2190)
        at java.awt.LightweightDispatcher.dispatchEvent(Container.java:2105)
        at java.awt.Container.dispatchEventImpl(Container.java:1203)
        at java.awt.Window.dispatchEventImpl(Window.java:916)
        at java.awt.Component.dispatchEvent(Component.java:2503)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:323)
        at java.awt.EventDispatchThread.pumpOneEvent(EventDispatchThread.java:107)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:97)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:88)



=========WindowsNT4.0 SP4,Japanese with hotspot error is below

#
# HotSpot Virtual Machine Error, EXCEPTION_ACCESS_VIOLATION
#
# Error ID: 4F533F57494E13120E43505002BE
#
   

With classic is Dr. Watson error dialog appears.