java.lang.NullPointerException
   at javax.swing.text.html.StyleSheet.getForeground(StyleSheet.java:896)
   at javax.swing.text.DefaultStyledDocument.getForeground(DefaultStyledDocument.java:777)
   at javax.swing.text.LabelView.setPropertiesFromAttributes(LabelView.java:146)
   at javax.swing.text.html.InlineView.setPropertiesFromAttributes(InlineView.java:306)
   at javax.swing.text.LabelView.sync(LabelView.java:56)
   at javax.swing.text.LabelView.getFont(LabelView.java:208)
   at javax.swing.text.GlyphPainter1.sync(GlyphPainter1.java:222)
   at javax.swing.text.GlyphPainter1.getSpan(GlyphPainter1.java:59)
   at javax.swing.text.GlyphView.getPreferredSpan(GlyphView.java:551)
   at javax.swing.text.FlowView$LogicalView.getPreferredSpan(FlowView.java:724)
   at javax.swing.text.FlowView.calculateMinorAxisRequirements(FlowView.java:233)
   at javax.swing.text.html.ParagraphView.calculateMinorAxisRequirements(ParagraphView.java:145)
   at javax.swing.text.BoxView.checkRequests(BoxView.java:935)
   at javax.swing.text.BoxView.getMinimumSpan(BoxView.java:568)
   at javax.swing.text.html.ParagraphView.getMinimumSpan(ParagraphView.java:278)
   at javax.swing.text.BoxView.calculateMinorAxisRequirements(BoxView.java:903)
   at javax.swing.text.html.BlockView.calculateMinorAxisRequirements(BlockView.java:146)
   at javax.swing.text.BoxView.checkRequests(BoxView.java:935)
   at javax.swing.text.BoxView.getMinimumSpan(BoxView.java:568)
   at javax.swing.text.html.BlockView.getMinimumSpan(BlockView.java:378)
   at javax.swing.text.BoxView.calculateMinorAxisRequirements(BoxView.java:903)
   at javax.swing.text.html.BlockView.calculateMinorAxisRequirements(BlockView.java:146)
   at javax.swing.text.BoxView.checkRequests(BoxView.java:935)
   at javax.swing.text.BoxView.getMinimumSpan(BoxView.java:568)
   at javax.swing.text.html.BlockView.getMinimumSpan(BlockView.java:378)
   at javax.swing.text.BoxView.calculateMinorAxisRequirements(BoxView.java:903)
   at javax.swing.text.html.BlockView.calculateMinorAxisRequirements(BlockView.java:146)
   at javax.swing.text.BoxView.checkRequests(BoxView.java:935)
   at javax.swing.text.BoxView.setSpanOnAxis(BoxView.java:343)
   at javax.swing.text.BoxView.layout(BoxView.java:708)
   at javax.swing.text.BoxView.setSize(BoxView.java:397)
   at javax.swing.plaf.basic.BasicTextUI$RootView.setSize(BasicTextUI.java:1719)
   at javax.swing.plaf.basic.BasicTextUI.getPreferredSize(BasicTextUI.java:917)
   at javax.swing.JComponent.getPreferredSize(JComponent.java:1634)
   at javax.swing.JEditorPane.getPreferredSize(JEditorPane.java:1389)
   at javax.swing.ScrollPaneLayout.layoutContainer(ScrollPaneLayout.java:788)
   at java.awt.Container.layout(Container.java:1481)
   at java.awt.Container.doLayout(Container.java:1470)
   at java.awt.Container.validateTree(Container.java:1568)
   at java.awt.Container.validate(Container.java:1540)
   at javax.swing.JViewport.validateView(JViewport.java:515)
   at javax.swing.JViewport.scrollRectToVisible(JViewport.java:389)
   at javax.swing.JComponent.scrollRectToVisible(JComponent.java:3065)
   at org.netbeans.modules.editor.completion.HTMLDocView$3.run(HTMLDocView.java:148)
   at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:226)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:647)
   at java.awt.EventQueue.access$000(EventQueue.java:96)
   at java.awt.EventQueue$1.run(EventQueue.java:608)
   at java.awt.EventQueue$1.run(EventQueue.java:606)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:105)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:617)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:148)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:275)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:200)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:190)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:185)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:177)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:138)