JAVA AWT exception in debian

[yong lee <ylee_95116@yahoo.com>]

I got a following exception when I ran a JAVA program 
which uses AWT in a terminal window. The same program
works in Windows environment. Do I miss some
configuration settings in debian environment ? Thanks
-Yong

java.awt.HeadlessException
        at
java.awt.GraphicsEnvironment.checkHeadless(Unknown
Source)
        at java.awt.Window.<init>(Unknown Source)
        at java.awt.Frame.<init>(Unknown Source)
        at java.awt.Frame.<init>(Unknown Source)
        at
javax.swing.SwingUtilities$SharedOwnerFrame.<init>(Unknown
Source)
        at
javax.swing.SwingUtilities.getSharedOwnerFrame(Unknown
Source)
        at javax.swing.JWindow.<init>(Unknown Source)
        at javax.swing.JWindow.<init>(Unknown Source)
        at
org.tigr.midas.display.ProfaceProjector.<init>(ProfaceProjector.java:60)
        at
org.tigr.midas.display.Midas.showAbout(Midas.java:183)
        at
org.tigr.midas.display.Midas.main(Midas.java:244)
Exception in thread "main"
java.lang.NullPointerException
        at
org.tigr.midas.display.Midas.main(Midas.java:245)




       
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