JDK Version: 1.2fcs-F
OS: Win95
Locale: zh

In win95, jdk1.2fcs-F, JFileChooser generate exception when switching logical
disk, like from C: to D:, or from C: to A:. You can run FileChooserDemo in jdk
package. The Exception is as follows:
Exception Occurred during Event dispatch:
java.lang.NullPointerException:
    at com.sun.java.Swing.plaf.metal.MetalFileChooserUI$SingleClickListener.
        mouseClicked(MetalFileChooser.java: 382)
    at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMultiCaster.java: 211)
.....


jim.hu@prc 1998-08-18