java exception with SUU DVD

[Gregor Friedrich]

Hello list

when I try to install the updates with the latest SUU DVD (5.4.1) I got 
a java exception:

---------------------------------------------------------
Welcome to the Dell OpenManage Server Update Utility.
Copyright (c) 2003-2008 Dell Inc. All Rights Reserved.
SUU Version: 1 .8 .0 .50

SUU Log location: /var/log/dell/suu

Exception in thread "main" java.lang.NullPointerException
         at java.io.StringReader.<init>(StringReader.java:33)
         at com.dell.suu.cm.CMFactoryImpl.getInventory(DashoA1*..)
         at com.dell.suu.cm.CMFactoryImpl.getApplicableBundle(DashoA1*..)
         at com.dell.suu.ui.cli.IsApplicableBundle.eval(DashoA1*..)
         at com.dell.suu.app.IfCommand.execute(DashoA1*..)
         at com.dell.suu.app.IfCommand.execute(DashoA1*..)
         at com.dell.suu.app.IfElseCommand.execute(DashoA1*..)
         at com.dell.suu.app.IfCommand.execute(DashoA1*..)
         at com.dell.suu.app.CommandSequence.execute(DashoA1*..)
         at com.dell.suu.app.IfCommand.execute(DashoA1*..)
         at com.dell.suu.app.CommandSequence.execute(DashoA1*..)
         at com.dell.suu.app.OrCommand.execute(DashoA1*..)
         at com.dell.suu.app.CommandSequence.execute(DashoA1*..)
         at com.dell.suu.app.SUUMain.execute(DashoA1*..)
         at com.dell.suu.app.SUUMain.main(DashoA1*..)

Any hint?

Thanks Gregor