org.lesscss.jcclexer.TokenMgrError: Lexical error at line 0, column 0.  Encountered: "_" (95), after : ""
   at org.lesscss.jcclexer.LessCSSParserTokenManager.getNextToken(LessCSSParserTokenManager.java:0)
   at org.lesscss.lexer.LessCSSLexer.nextToken(LessCSSLexer.java:0)
   at org.netbeans.lib.lexer.LexerInputOperation.nextToken(LexerInputOperation.java:193)
   at org.netbeans.lib.lexer.inc.IncTokenList.tokenOrEmbeddingImpl(IncTokenList.java:179)
   at org.netbeans.lib.lexer.inc.IncTokenList.tokenOrEmbedding(IncTokenList.java:174)
   at org.netbeans.api.lexer.TokenSequence.moveNext(TokenSequence.java:457)
   at org.netbeans.modules.editor.lib2.highlighting.SyntaxHighlighting$HSImpl.moveTheSequence(SyntaxHighlighting.java:570)
   at org.netbeans.modules.editor.lib2.highlighting.SyntaxHighlighting$HSImpl.moveNext(SyntaxHighlighting.java:378)
   at org.netbeans.modules.editor.lib2.highlighting.DirectMergeContainer$Wrapper.fetchNextHighlight(DirectMergeContainer.java:423)
   at org.netbeans.modules.editor.lib2.highlighting.DirectMergeContainer$HlSequence.updateMergeVars(DirectMergeContainer.java:283)
   at org.netbeans.modules.editor.lib2.highlighting.DirectMergeContainer$HlSequence.nextMerge(DirectMergeContainer.java:255)
   at org.netbeans.modules.editor.lib2.highlighting.DirectMergeContainer$HlSequence.moveNext(DirectMergeContainer.java:202)
   at org.netbeans.modules.editor.lib2.highlighting.HighlightsReader.readUntil(HighlightsReader.java:77)
   at org.netbeans.modules.editor.lib2.view.HighlightsViewFactory.updateTabsAndHighlights(HighlightsViewFactory.java:245)
   at org.netbeans.modules.editor.lib2.view.HighlightsViewFactory.createView(HighlightsViewFactory.java:166)
   at org.netbeans.modules.editor.lib2.view.ViewBuilder.createNextView(ViewBuilder.java:518)
   at org.netbeans.modules.editor.lib2.view.ViewBuilder.createViews(ViewBuilder.java:437)
   at org.netbeans.modules.editor.lib2.view.ViewBuilder.createReplaceRepaintViews(ViewBuilder.java:322)
   at org.netbeans.modules.editor.lib2.view.ViewUpdates.ensureChildrenValid(ViewUpdates.java:226)
   at org.netbeans.modules.editor.lib2.view.DocumentViewOp.ensureChildrenValid(DocumentViewOp.java:559)
   at org.netbeans.modules.editor.lib2.view.DocumentViewChildren.getParagraphViewChildrenValid(DocumentViewChildren.java:288)
   at org.netbeans.modules.editor.lib2.view.DocumentViewChildren.modelToViewChecked(DocumentViewChildren.java:301)
   at org.netbeans.modules.editor.lib2.view.DocumentView.modelToViewUnlocked(DocumentView.java:714)
   at org.netbeans.modules.editor.lib2.view.DocumentView.modelToViewChecked(DocumentView.java:700)
   at org.netbeans.modules.editor.lib2.view.EditorView.modelToView(EditorView.java:251)
   at javax.swing.plaf.basic.BasicTextUI$RootView.modelToView(BasicTextUI.java:1498)
   at javax.swing.plaf.basic.BasicTextUI.modelToView(BasicTextUI.java:1036)
   at javax.swing.plaf.basic.BasicTextUI.modelToView(BasicTextUI.java:1011)
   at javax.swing.text.JTextComponent.modelToView(JTextComponent.java:1400)
   at org.netbeans.modules.versioning.diff.DiffSidebar.paintComponentUnderLock(DiffSidebar.java:669)
   at org.netbeans.modules.versioning.diff.DiffSidebar.access$100(DiffSidebar.java:103)
   at org.netbeans.modules.versioning.diff.DiffSidebar$3.run(DiffSidebar.java:609)
   at org.netbeans.modules.editor.lib2.view.DocumentView.runTransaction(DocumentView.java:213)
   at org.netbeans.editor.Utilities$3.run(Utilities.java:1267)
   at org.netbeans.editor.BaseDocument.render(BaseDocument.java:1335)
   at org.netbeans.editor.Utilities.runViewHierarchyTransaction(Utilities.java:1272)
   at org.netbeans.modules.versioning.diff.DiffSidebar.paintComponent(DiffSidebar.java:605)
   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.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JViewport.paint(JViewport.java:795)
   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 org.netbeans.swing.tabcontrol.TabbedContainer.paint(TabbedContainer.java:973)
   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 org.netbeans.core.windows.view.ui.MultiSplitPane.paint(MultiSplitPane.java:341)
   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.JLayeredPane.paint(JLayeredPane.java:567)
   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 org.netbeans.core.windows.view.ui.MainWindow$1.paint(MainWindow.java:174)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at javax.swing.JLayeredPane.paint(JLayeredPane.java:567)
   at javax.swing.JComponent.paintChildren(JComponent.java:862)
   at javax.swing.JComponent.paint(JComponent.java:1038)
   at java.awt.GraphicsCallback$PaintCallback.run(GraphicsCallback.java:34)
   at sun.awt.SunGraphicsCallback.runOneComponent(SunGraphicsCallback.java:60)
   at sun.awt.SunGraphicsCallback.runComponents(SunGraphicsCallback.java:97)
   at java.awt.Container.paint(Container.java:1791)
   at java.awt.Window.paint(Window.java:3379)
   at sun.awt.RepaintArea.paintComponent(RepaintArea.java:276)
   at sun.awt.RepaintArea.paint(RepaintArea.java:241)
   at apple.awt.ComponentModel.handleEvent(ComponentModel.java:263)
   at apple.awt.CWindow.handleEvent(CWindow.java:545)
   at java.awt.Component.dispatchEventImpl(Component.java:4813)
   at java.awt.Container.dispatchEventImpl(Container.java:2141)
   at java.awt.Window.dispatchEventImpl(Window.java:2482)
   at java.awt.Component.dispatchEvent(Component.java:4565)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:684)
   at java.awt.EventQueue.access$000(EventQueue.java:85)
   at java.awt.EventQueue$1.run(EventQueue.java:643)
   at java.awt.EventQueue$1.run(EventQueue.java:641)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:98)
   at java.awt.EventQueue$2.run(EventQueue.java:657)
   at java.awt.EventQueue$2.run(EventQueue.java:655)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:654)
   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)