java.lang.IllegalArgumentException: name exists
	at org.netbeans.modules.editor.guards.GuardedSectionsImpl.checkNewSection(GuardedSectionsImpl.java:280)
	at org.netbeans.modules.editor.guards.GuardedSectionsImpl.createSimpleSection(GuardedSectionsImpl.java:138)
	at org.netbeans.api.editor.guards.GuardedSectionManager.createSimpleSection(GuardedSectionManager.java:85)
	at org.netbeans.modules.vmd.codegen.CodeUtils.createSimpleSectionAfter(CodeUtils.java:78)
	at org.netbeans.modules.vmd.api.codegen.MultiGuardedSection.initialize(MultiGuardedSection.java:74)
	at org.netbeans.modules.vmd.api.codegen.MultiGuardedSection.<init>(MultiGuardedSection.java:56)
	at org.netbeans.modules.vmd.api.codegen.MultiGuardedSection.create(MultiGuardedSection.java:153)
	at org.netbeans.modules.vmd.midp.components.points.IfPointCD$1.generateClassBodyCode(IfPointCD.java:96)
	at org.netbeans.modules.vmd.api.codegen.JavaCodeGenerator.generateCodeCore(JavaCodeGenerator.java:102)
	at org.netbeans.modules.vmd.api.codegen.JavaCodeGenerator.access$100(JavaCodeGenerator.java:38)
	at org.netbeans.modules.vmd.api.codegen.JavaCodeGenerator$2.run(JavaCodeGenerator.java:71)
	at org.netbeans.editor.GuardedDocument.runAtomic(GuardedDocument.java:226)
	at org.openide.text.NbDocument.runAtomic(NbDocument.java:366)
	at org.netbeans.modules.vmd.api.codegen.JavaCodeGenerator.generateCode(JavaCodeGenerator.java:69)
	at org.netbeans.modules.vmd.midp.codegen.MidpCodeGenerator.updateCodeFromModel(MidpCodeGenerator.java:56)
	at org.netbeans.modules.vmd.io.CodeResolver$2.run(CodeResolver.java:99)
	at org.openide.util.Mutex.readAccess(Mutex.java:296)
	at org.netbeans.modules.vmd.api.model.TransactionManager$1.run(TransactionManager.java:65)
	at org.openide.util.Mutex.readAccess(Mutex.java:296)
	at org.netbeans.modules.vmd.api.model.DescriptorRegistry$2.run(DescriptorRegistry.java:98)
	at org.openide.util.Mutex.readAccess(Mutex.java:296)
	at org.netbeans.modules.vmd.api.model.GlobalDescriptorRegistry.readAccess(GlobalDescriptorRegistry.java:121)
	at org.netbeans.modules.vmd.api.model.DescriptorRegistry.readAccess(DescriptorRegistry.java:96)
	at org.netbeans.modules.vmd.api.model.TransactionManager.readAccess(TransactionManager.java:63)
	at org.netbeans.modules.vmd.io.CodeResolver.update(CodeResolver.java:96)
	at org.netbeans.modules.vmd.io.CodeResolver.viewActivated(CodeResolver.java:55)
	at org.netbeans.modules.vmd.api.io.providers.IOSupport.notifyDataEditorViewActivated(IOSupport.java:207)
	at org.netbeans.modules.vmd.io.editor.EditorViewElement.componentActivated(EditorViewElement.java:97)
	at org.netbeans.core.multiview.MultiViewPeer$SelectionListener.selectionActivatedByButton(MultiViewPeer.java:639)
	at org.netbeans.core.multiview.MultiViewModel.fireActivateCurrent(MultiViewModel.java:242)
	at org.netbeans.core.multiview.TabsComponent$ButtonMouseListener.mousePressed(TabsComponent.java:421)
	at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:263)
	at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:262)
	at java.awt.Component.processMouseEvent(Component.java:6035)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3260)
	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:3983)
	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)