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java.lang.NullPointerException: 	at oracle.dbtools.proformatter.treePreferences.style.profile.ProfileModel$ProfileComparator.compare(ProfileModel.java:387)	at oracle.dbtools.proformatter.treePreferences.style.profile.ProfileModel$ProfileComparator.compare(ProfileModel.java:383)	at java.util.Arrays.mergeSort(Arrays.java:1283)	at java.util.Arrays.sort(Arrays.java:1223)	at java.util.Collections.sort(Collections.java:176)	at oracle.dbtools.proformatter.treePreferences.style.profile.ProfileModel.(ProfileModel.java:70)	at oracle.dbtools.proformatter.treePreferences.style.preferences.CodingStylePreferencesPanel.reinit(CodingStylePreferencesPanel.java:156)	at oracle.dbtools.proformatter.treePreferences.style.preferences.CodingStylePreferencesPanel.onEntry(CodingStylePreferencesPanel.java:431)	at oracle.ide.panels.MDDPanel.enterTraversableImpl(MDDPanel.java:1220)	at oracle.ide.panels.MDDPanel.enterTraversable(MDDPanel.java:1201)	at oracle.ide.panels.MDDPanel.access$1200(MDDPanel.java:128)	at oracle.ide.panels.MDDPanel$Tsl.updateSelectedNavigable(MDDPanel.java:1657)	at oracle.ide.panels.MDDPanel$Tsl.updateSelection(MDDPanel.java:1525)	at oracle.ide.panels.MDDPanel$Tsl.actionPerformed(MDDPanel.java:1519)	at javax.swing.Timer.fireActionPerformed(Timer.java:313)	at javax.swing.Timer$DoPostEvent.run(Timer.java:244)	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:226)	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:673)	at java.awt.EventQueue.access$300(EventQueue.java:96)	at java.awt.EventQueue$2.run(EventQueue.java:634)	at java.awt.EventQueue$2.run(EventQueue.java:632)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:105)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:643)	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:275)	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:200)	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:194)	at java.awt.Dialog$1.run(Dialog.java:1079)	at java.awt.Dialog$3.run(Dialog.java:1133)	at java.security.AccessController.doPrivileged(Native Method)	at java.awt.Dialog.show(Dialog.java:1131)	at java.awt.Component.show(Component.java:1571)	at java.awt.Component.setVisible(Component.java:1523)	at java.awt.Window.setVisible(Window.java:951)	at java.awt.Dialog.setVisible(Dialog.java:1013)	at oracle.bali.ewt.dialog.JEWTDialog.runDialog(JEWTDialog.java:395)	at oracle.bali.ewt.dialog.JEWTDialog.runDialog(JEWTDialog.java:356)	at oracle.ide.dialogs.WizardLauncher.runDialog(WizardLauncher.java:55)	at oracle.ide.panels.TDialogLauncher.showDialog(TDialogLauncher.java:225)	at oracle.ide.config.IdeSettings.showDialog(IdeSettings.java:808)	at oracle.ide.config.IdeSettings.showDialog(IdeSettings.java:593)	at oracle.ide.cmd.IdeSettingsCommand.doit(IdeSettingsCommand.java:45)	at oracle.ide.controller.CommandProcessor.invoke(CommandProcessor.java:317)	at oracle.ide.controller.IdeAction.performAction(IdeAction.java:556)	at oracle.ide.controller.IdeAction.actionPerformedImpl(IdeAction.java:884)	at oracle.ide.controller.IdeAction.actionPerformed(IdeAction.java:501)	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2012)	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2335)	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:404)	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)	at javax.swing.AbstractButton.doClick(AbstractButton.java:374)	at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:829)	at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:873)	at java.awt.Component.processMouseEvent(Component.java:6288)	at javax.swing.JComponent.processMouseEvent(JComponent.java:3267)	at java.awt.Component.processEvent(Component.java:6053)	at java.awt.Container.processEvent(Container.java:2045)	at java.awt.Component.dispatchEventImpl(Component.java:4649)	at java.awt.Container.dispatchEventImpl(Container.java:2103)	at java.awt.Component.dispatchEvent(Component.java:4475)	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4633)	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4297)	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4227)	at java.awt.Container.dispatchEventImpl(Container.java:2089)	at java.awt.Window.dispatchEventImpl(Window.java:2587)	at java.awt.Component.dispatchEvent(Component.java:4475)	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:675)	at java.awt.EventQueue.access$300(EventQueue.java:96)	at java.awt.EventQueue$2.run(EventQueue.java:634)	at java.awt.EventQueue$2.run(EventQueue.java:632)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:105)	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:116)	at java.awt.EventQueue$3.run(EventQueue.java:648)	at java.awt.EventQueue$3.run(EventQueue.java:646)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:105)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:645)	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:275)	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:200)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:185)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:177)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:138)