java.lang.AssertionError: Null children of pView[2929] from <2911,2949>, rebuild<2906,2943>. cache integrity: null origDocView:
DV@264268c8#4105 <0,159211> incomMod=false, lengthyAE=0
Regions: P<37,152600>, ChgFlags: <NONE>; visWidth:1567Gap: <0|0, vis[2989]<50895.0|1.099511625462E12
[   0]: PV@47e2e457 <0,29> y=0.0, WxH:232.0x17.0, children=null
[   1]: PV@00fd30a0 <29,30> y=17.0, WxH:8.0x17.0, children=null
[   2]: PV@6e8358e1 <30,59> y=34.0, WxH:232.0x17.0, children=null
[   3]: PV@71405475 <59,78> y=51.0, WxH:152.0x17.0, children=null
[   4]: PV@36690769 <78,98> y=68.0, WxH:160.0x17.0, children=null
[   5]: PV@29659a67 <98,99> y=85.0, WxH:8.0x17.0, children=null
[   6]: PV@4d7bf56c <99,137> y=102.0, WxH:304.0x17.0, children=null
[   7]: PV@052dad32 <137,193> y=119.0, WxH:448.0x17.0, children=null
[   8]: PV@79c5b045 <193,221> y=136.0, WxH:224.0x17.0, children=null
[   9]: PV@21b7c078 <221,258> y=153.0, WxH:296.0x17.0, children=null
[  10]: PV@26bd1793 <258,289> y=170.0, WxH:248.0x17.0, children=null
[  11
   at org.netbeans.modules.editor.lib2.view.DocumentViewChildren.ensureParagraphsChildrenAndLayoutValid(DocumentViewChildren.java:520)
   at org.netbeans.modules.editor.lib2.view.DocumentViewChildren.paint(DocumentViewChildren.java:554)
   at org.netbeans.modules.editor.lib2.view.DocumentView.paint(DocumentView.java:703)
   at org.netbeans.modules.editor.lib2.view.EditorView.paint(EditorView.java:162)
   at javax.swing.plaf.basic.BasicTextUI$RootView.paint(BasicTextUI.java:1436)
   at javax.swing.plaf.basic.BasicTextUI.paintSafely(BasicTextUI.java:739)
   at javax.swing.plaf.basic.BasicTextUI.paint(BasicTextUI.java:883)
   at javax.swing.plaf.basic.BasicTextUI.update(BasicTextUI.java:862)
   at javax.swing.JComponent.paintComponent(JComponent.java:778)
   at javax.swing.JComponent.paint(JComponent.java:1054)
   at javax.swing.JComponent.paintToOffscreen(JComponent.java:5221)
   at javax.swing.RepaintManager$PaintManager.paintDoubleBuffered(RepaintManager.java:1482)
   at javax.swing.RepaintManager$PaintManager.paint(RepaintManager.java:1413)
   at javax.swing.RepaintManager.paint(RepaintManager.java:1206)
   at javax.swing.JComponent.paintForceDoubleBuffered(JComponent.java:1090)
   at javax.swing.JViewport.blitDoubleBuffered(JViewport.java:1588)
   at javax.swing.JViewport.windowBlitPaint(JViewport.java:1549)
   at javax.swing.JViewport.setViewPosition(JViewport.java:1092)
   at javax.swing.JViewport.scrollRectToVisible(JViewport.java:433)
   at javax.swing.JComponent.scrollRectToVisible(JComponent.java:3108)
   at org.netbeans.editor.BaseCaret.update(BaseCaret.java:828)
   at org.netbeans.editor.BaseCaret$4.run(BaseCaret.java:718)
   at org.netbeans.editor.Utilities.runInEventDispatchThread(Utilities.java:1045)
   at org.netbeans.editor.BaseCaret.dispatchUpdate(BaseCaret.java:709)
   at org.netbeans.editor.BaseCaret.setDot(BaseCaret.java:1246)
   at org.netbeans.editor.BaseCaret.setDot(BaseCaret.java:1167)
   at org.netbeans.editor.BaseCaret.foldHierarchyChanged(BaseCaret.java:2090)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethodAccessorImpl.java:0)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   at java.lang.reflect.Method.invoke(Method.java:601)
   at org.openide.util.WeakListenerImpl$ProxyListener.invoke(WeakListenerImpl.java:457)
   at $Proxy22.foldHierarchyChanged(.java:0)
   at org.netbeans.modules.editor.fold.FoldHierarchyExecution.fireFoldHierarchyListener(FoldHierarchyExecution.java:333)
   at org.netbeans.modules.editor.fold.FoldHierarchyExecution.createAndFireFoldHierarchyEvent(FoldHierarchyExecution.java:559)
   at org.netbeans.modules.editor.fold.FoldHierarchyTransactionImpl.commit(FoldHierarchyTransactionImpl.java:251)
   at org.netbeans.modules.editor.fold.FoldHierarchyExecution.setCollapsed(FoldHierarchyExecution.java:492)
   at org.netbeans.modules.editor.fold.FoldHierarchyExecution.collapse(FoldHierarchyExecution.java:472)
   at org.netbeans.api.editor.fold.FoldHierarchy.collapse(FoldHierarchy.java:245)
   at org.netbeans.modules.editor.fold.FoldUtilitiesImpl.collapseOrExpand(FoldUtilitiesImpl.java:88)
   at org.netbeans.api.editor.fold.FoldUtilities.collapse(FoldUtilities.java:180)
   at org.netbeans.api.editor.fold.FoldUtilities.collapseAll(FoldUtilities.java:155)
   at org.netbeans.editor.ActionFactory$CollapseAllFolds.actionPerformed(ActionFactory.java:2427)
   at org.netbeans.editor.BaseAction.actionPerformed(BaseAction.java:339)
   at org.openide.awt.AlwaysEnabledAction$1.run(AlwaysEnabledAction.java:197)
   at org.openide.util.actions.ActionInvoker$1.run(ActionInvoker.java:95)
   at org.openide.util.actions.ActionInvoker.doPerformAction(ActionInvoker.java:116)
   at org.openide.util.actions.ActionInvoker.invokeAction(ActionInvoker.java:99)
   at org.openide.awt.AlwaysEnabledAction.actionPerformed(AlwaysEnabledAction.java:200)
   at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018)
   at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341)
   at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
   at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
   at javax.swing.AbstractButton.doClick(AbstractButton.java:376)
   at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:833)
   at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:877)
   at java.awt.Component.processMouseEvent(Component.java:6505)
   at javax.swing.JComponent.processMouseEvent(JComponent.java:3321)
   at java.awt.Component.processEvent(Component.java:6270)
   at java.awt.Container.processEvent(Container.java:2229)
   at java.awt.Component.dispatchEventImpl(Component.java:4861)
   at java.awt.Container.dispatchEventImpl(Container.java:2287)
   at java.awt.Component.dispatchEvent(Component.java:4687)
   at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4832)
   at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4492)
   at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:4422)
   at java.awt.Container.dispatchEventImpl(Container.java:2273)
   at java.awt.Window.dispatchEventImpl(Window.java:2713)
   at java.awt.Component.dispatchEvent(Component.java:4687)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:707)
   at java.awt.EventQueue.access$000(EventQueue.java:101)
   at java.awt.EventQueue$3.run(EventQueue.java:666)
   at java.awt.EventQueue$3.run(EventQueue.java:664)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
   at java.awt.EventQueue$4.run(EventQueue.java:680)
   at java.awt.EventQueue$4.run(EventQueue.java:678)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:677)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:162)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:211)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:90)