org.netbeans.modules.form.PersistenceException: Missing attributes of component element
	at org.netbeans.modules.form.GandalfPersistenceManager.restoreComponent(GandalfPersistenceManager.java:572)
	at org.netbeans.modules.form.GandalfPersistenceManager.loadComponent(GandalfPersistenceManager.java:843)
	at org.netbeans.modules.form.GandalfPersistenceManager.loadForm(GandalfPersistenceManager.java:436)
	at org.netbeans.modules.form.GandalfPersistenceManager.loadForm(GandalfPersistenceManager.java:232)
	at org.netbeans.modules.form.FormEditor$2.run(FormEditor.java:251)
	at org.netbeans.modules.form.FormLAF$1.run(FormLAF.java:183)
	at org.openide.util.Mutex.doEventAccess(Mutex.java:1201)
	at org.openide.util.Mutex.readAccess(Mutex.java:262)
	at org.netbeans.modules.form.FormLAF.executeWithLookAndFeel(FormLAF.java:168)
	at org.netbeans.modules.form.FormEditor.loadFormData(FormEditor.java:249)
	at org.netbeans.modules.form.FormEditor.loadFormDesigner(FormEditor.java:172)
	at org.netbeans.modules.form.FormDesigner.componentShowing(FormDesigner.java:1710)
	at org.netbeans.core.multiview.MultiViewPeer.peerComponentShowing(MultiViewPeer.java:176)
	at org.netbeans.core.multiview.MultiViewCloneableTopComponent.componentShowing(MultiViewCloneableTopComponent.java:112)
	at org.openide.windows.WindowManager.componentShowing(WindowManager.java:320)
	at org.netbeans.core.windows.WindowManagerImpl.componentShowing(WindowManagerImpl.java:1004)
	at org.netbeans.core.windows.view.DefaultView.changeGUI(DefaultView.java:137)
	at org.netbeans.core.windows.ViewRequestor.dispatchRequest(ViewRequestor.java:247)
	at org.netbeans.core.windows.ViewRequestor.processRequest(ViewRequestor.java:223)
	at org.netbeans.core.windows.ViewRequestor.postRequest(ViewRequestor.java:161)
	at org.netbeans.core.windows.ViewRequestor.scheduleRequest(ViewRequestor.java:101)
	at org.netbeans.core.windows.Central.addModeOpenedTopComponent(Central.java:713)
	at org.netbeans.core.windows.ModeImpl.addOpenedTopComponent(ModeImpl.java:273)
	at org.netbeans.core.windows.WindowManagerImpl.topComponentOpenAtTabPosition(WindowManagerImpl.java:1060)
	at org.netbeans.core.windows.WindowManagerImpl.topComponentOpen(WindowManagerImpl.java:1028)
	at org.openide.windows.TopComponent.open(TopComponent.java:354)
	at org.openide.windows.TopComponent.open(TopComponent.java:345)
	at org.openide.windows.CloneableOpenSupport.openCloneableTopComponent(CloneableOpenSupport.java:177)
	at org.netbeans.modules.form.FormEditorSupport.openFormEditor(FormEditorSupport.java:163)
	at org.netbeans.modules.form.FormDataNode$1.actionPerformed(FormDataNode.java:59)
	at org.openide.explorer.view.TreeView$PopupSupport.mouseClicked(TreeView.java:1396)
	at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:253)
	at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:252)
	at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:252)
	at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:252)
	at java.awt.Component.processMouseEvent(Component.java:6041)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3265)
	at java.awt.Component.processEvent(Component.java:5803)
	at java.awt.Container.processEvent(Container.java:2058)
	at java.awt.Component.dispatchEventImpl(Component.java:4410)
	at java.awt.Container.dispatchEventImpl(Container.java:2116)
	at java.awt.Component.dispatchEvent(Component.java:4240)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4322)
	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3995)
	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3916)
	at java.awt.Container.dispatchEventImpl(Container.java:2102)
	at java.awt.Window.dispatchEventImpl(Window.java:2429)
	at java.awt.Component.dispatchEvent(Component.java:4240)
[catch] at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)
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