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java.lang.NullPointerException: 	at com.sun.orion.dre.sequencing.InstallableTreeManager.evaluateConfigSupport(Unknown Source)	at com.sun.orion.dre.DREFacade.evaluateConfigSupport(Unknown Source)	at com.sun.orion.installer.common.panels.ConfigurationInfoPanel.canShowPanel(Unknown Source)	at com.sun.orion.installer.common.panels.ConfigurationInfoPanel.skip(Unknown Source)	at com.sun.wizards.core.WizardComposite.getNextChild(WizardComposite.java:161)	at com.sun.wizards.core.WizardLeaf.next(WizardLeaf.java:126)	at com.sun.wizards.core.IteratorLayout.next(IteratorLayout.java:978)	at com.sun.wizards.core.WizardTreeManager.actualNextButtonPressed(WizardTreeManager.java:1308)	at com.sun.wizards.core.WizardTreeManager.nextButtonPressed(WizardTreeManager.java:1341)	at com.sun.wizards.core.AutonextController.run(AutonextController.java:709)	at java.lang.Thread.run(Thread.java:595)