The Error Message is:
C:\JAVA3D\DEMO\JavaHouse>java -classpath .; -jar JavaHouse.jar
************************************************************************
*** ERROR: Canvas3D constructed with a null GraphicsConfiguration
*** This will cause a NullPointerException in a subsequent release
************************************************************************
java.lang.NullPointerException
at javax.media.j3d.BehaviorRetained.updateTransformRegion(BehaviorRetained.java:460)
at javax.media.j3d.BehaviorStructure.processMessages(BehaviorStructure.java:253)
at javax.media.j3d.StructureUpdateThread.doWork(StructureUpdateThread.java:83)
at javax.media.j3d.J3dThread.run(J3dThread.java:256)