java.io.IOException
	at org.openide.loaders.XMLSettingsSupport$SettingsRecognizer.instanceCreate(XMLSettingsSupport.java:426)
	at org.openide.loaders.InstanceDataObject$SettingsInstance.instanceCreate(InstanceDataObject.java:1012)
	at org.netbeans.core.windows.PersistenceManager.lookupTCInstance(PersistenceManager.java:382)
	at org.netbeans.core.windows.WindowManagerImpl.lookupTCInstance(WindowManagerImpl.java:861)
	at org.netbeans.core.windows.layers.TCRefImpl.getTopComponent(TCRefImpl.java:261)
	at org.netbeans.core.windows.layers.TCRefImpl.updateMode(TCRefImpl.java:158)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.addComponents(ModeData.java:531)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.updateComponents(ModeData.java:427)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.loadDataSection(ModeData.java:816)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.updateProperties(ModeData.java:316)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.updateAll(ModeData.java:296)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.loadDataSection(ModeData.java:801)
	at org.netbeans.core.windows.ModeImpl.ensureSectionLoaded(ModeImpl.java:1715)
	at org.netbeans.core.windows.ModeImpl.getConstraints(ModeImpl.java:1331)
	at org.netbeans.core.windows.util.WindowUtils.findConstrainedMode(WindowUtils.java:136)
	at org.netbeans.core.windows.util.WindowUtils.findConstrainedMode(WindowUtils.java:114)
	at org.netbeans.core.windows.ModeImpl.setConstraints(ModeImpl.java:1310)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.setProps2Mode(ModeData.java:384)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.updateProperties(ModeData.java:312)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.updateAll(ModeData.java:296)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.loadDataSection(ModeData.java:801)
	at org.netbeans.core.windows.ModeImpl.ensureSectionLoaded(ModeImpl.java:1715)
	at org.netbeans.core.windows.ModeImpl.getConstraints(ModeImpl.java:1331)
	at org.netbeans.core.windows.util.WindowUtils.findConstrainedMode(WindowUtils.java:136)
	at org.netbeans.core.windows.util.WindowUtils.findConstrainedMode(WindowUtils.java:114)
	at org.netbeans.core.windows.ModeImpl.setConstraints(ModeImpl.java:1310)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.setProps2Mode(ModeData.java:384)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.updateProperties(ModeData.java:312)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.updateAll(ModeData.java:296)
	at org.netbeans.core.windows.layers.ModeData$CookiesImpl.loadDataSection(ModeData.java:801)
	at org.netbeans.core.windows.ModeImpl.ensureSectionLoaded(ModeImpl.java:1715)
	at org.netbeans.core.windows.ModeImpl.getFrameType(ModeImpl.java:1283)
	at org.netbeans.core.windows.WorkspaceVisibilityManager.divideModes(WorkspaceVisibilityManager.java:278)
	at org.netbeans.core.windows.WorkspaceVisibilityManager.processModes(WorkspaceVisibilityManager.java:253)
	at org.netbeans.core.windows.WorkspaceVisibilityManager.doSetVisible(WorkspaceVisibilityManager.java:169)
	at org.netbeans.core.windows.WorkspaceVisibilityManager.setVisible(WorkspaceVisibilityManager.java:88)
	at org.netbeans.core.windows.WorkspaceImpl.setVisible(WorkspaceImpl.java:566)
	at org.netbeans.core.windows.WindowManagerImpl.setCurrentWorkspace(WindowManagerImpl.java:432)
	at org.netbeans.core.windows.WorkspaceImpl.activate(WorkspaceImpl.java:391)
	at org.openide.actions.ExecuteAction.changeWorkspace(ExecuteAction.java:56)
	at org.openide.actions.ExecuteAction.access$000(ExecuteAction.java:42)
	at org.openide.actions.ExecuteAction$1.run(ExecuteAction.java:231)
	at org.openide.util.Mutex$1.run(Mutex.java:886)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:147)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:337)
	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:131)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:98)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:85)