J2SE Version (please include all output from java -version flag):
  java version "1.6.0-beta2"
  Java(TM) SE Runtime Environment (build 1.6.0-beta2-b75)
  Java HotSpot(TM) Client VM (build 1.6.0-beta2-b75, mixed mode, sharing)

Does this problem occur on J2SE 1.4.x or 5.0.x ? Yes / No (pick one)
  Yes, on 1.4, 1.5 and 6

Operating System Configuration Information (be specific):
  Microsoft Windows 2000 [Version 5.00.2195]

Hardware Configuration Information (be specific):
  Pentium 4

Bug Description:
  set a PrintService without a name (getName() return null) then the JVM crashed