java.lang.NullPointerException: This exception has no message.

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java.lang.NullPointerException:
at com.hyperion.config.wizard.impl.RegistryWizardState$1.validate(RegistryWizardState.java:210)
at com.hyperion.cis.config.wizard.adapter.WizardFormAdapterPanel.queryExit(WizardFormAdapterPanel.java:95)
at com.installshield.wizard.awt.AWTWizardUI.doNext(Unknown Source)
at com.installshield.wizard.awt.AWTWizardUI.actionPerformed(Unknown Source)
at com.installshield.wizard.swing.SwingWizardUI.actionPerformed(SwingWizardUI.java:1693)
at com.installshield.wizard.swing.SwingWizardUI$SwingNavigationController.notifyListeners(SwingWizardUI.java:1899)
at com.installshield.wizard.swing.SwingWizardUI$SwingNavigationController.actionPerformed(SwingWizardUI.java:1894)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1849)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2169)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236)
at java.awt.Component.processMouseEvent(Component.java:5517)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3135)
at java.awt.Component.processEvent(Component.java:5282)
at java.awt.Container.processEvent(Container.java:1966)
at java.awt.Component.dispatchEventImpl(Component.java:3984)
at java.awt.Container.dispatchEventImpl(Container.java:2024)
at java.awt.Component.dispatchEvent(Component.java:3819)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4212)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3892)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3822)
at java.awt.Container.dispatchEventImpl(Container.java:2010)
at java.awt.Window.dispatchEventImpl(Window.java:1791)
at java.awt.Component.dispatchEvent(Component.java:3819)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:463)
at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:242)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:110)

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