java.lang.AssertionError: Null children of pView[21] from <0,35>, rebuild<0,40>. cache integrity: null origDocView:
DV@056ba2ae#232 <0,13670> incomMod=false, lengthyAE=0
Regions: P<425,13660>, ChgFlags: <NONE>; visWidth:734Gap: <0|0, vis[42]<546.0|1.099511627776E12
[  0]: PV@3dc0c042#2 <0,27> y=0.0, WxH:216.0x13.0 I<0,27>, chWxH=216.0x13.0
        [0]: HV@21bb056f <0,26> x=0.0 TL=[26]W=208.0
        [1]: NV@7d61cbb5 <26,27> x=208.0
[  1]: PV@398e4cba#1 <27,28> y=13.0, WxH:8.0x13.0 I<27,28>, chWxH=8.0x13.0
        [0]: NV@1f851862 <27,28> x=0.0
[  2]: PV@2d4f64db#2 <28,49> y=26.0, WxH:168.0x13.0 I<28,49>, chWxH=168.0x13.0
        [0]: HV@5b03da18 <28,48> x=0.0 TL=[20]W=160.0
        [1]: NV@59e38c56 <48,49> x=160.0
[  3]: PV@37667d1a#2 <49,77> y=39.0, WxH:224.0x13.0 I<49,77>, chWxH=224.0x13.0
        [0]: HV@6a129034 <49,76> x=0.0 TL=[27]W=216.0
        [1]: NV@68b97c53 <76,77> x=216.0
[  4]: PV@299f5260#2 <77,105> y=52.0, WxH:224.0x13.0 I<77,105>, chWxH=224.0x13.0
        [0]: HV@699162db <77,104> x=0.0 TL=[2
   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:1423)
   at javax.swing.plaf.basic.BasicTextUI.paintSafely(BasicTextUI.java:723)
   at javax.swing.plaf.basic.BasicTextUI.paint(BasicTextUI.java:870)
   at javax.swing.plaf.basic.BasicTextUI.update(BasicTextUI.java:849)
   at javax.swing.JComponent.paintComponent(JComponent.java:752)
   at javax.swing.JComponent.paint(JComponent.java:1029)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JViewport.paint(JViewport.java:766)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JComponent._paintImmediately(JComponent.java:5098)
   at javax.swing.JComponent.paintImmediately(JComponent.java:4882)
   at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:812)
   at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:714)
   at javax.swing.RepaintManager.prePaintDirtyRegions(RepaintManager.java:694)
   at javax.swing.RepaintManager.access$700(RepaintManager.java:41)
   at javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1672)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:677)
   at java.awt.EventQueue.access$000(EventQueue.java:85)
   at java.awt.EventQueue$1.run(EventQueue.java:638)
   at java.awt.EventQueue$1.run(EventQueue.java:636)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:647)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:162)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:201)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:196)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:188)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)