java.lang.NullPointerException
   at org.netbeans.modules.cnd.modelutil.CsmDisplayUtilities.getContextLineHtml(CsmDisplayUtilities.java:105)
   at org.netbeans.modules.cnd.api.model.xref.CsmReferenceSupport.getContextLineHtml(CsmReferenceSupport.java:91)
   at org.netbeans.modules.cnd.refactoring.elements.CsmRefactoringElementImpl.create(CsmRefactoringElementImpl.java:98)
   at org.netbeans.modules.cnd.refactoring.plugins.CsmWhereUsedQueryPlugin.processIncludeQuery(CsmWhereUsedQueryPlugin.java:331)
   at org.netbeans.modules.cnd.refactoring.plugins.CsmWhereUsedQueryPlugin.doPrepareElements(CsmWhereUsedQueryPlugin.java:126)
   at org.netbeans.modules.cnd.refactoring.plugins.CsmWhereUsedQueryPlugin.prepare(CsmWhereUsedQueryPlugin.java:109)
   at org.netbeans.modules.refactoring.api.AbstractRefactoring.pluginsPrepare2(AbstractRefactoring.java:419)
   at org.netbeans.modules.refactoring.api.AbstractRefactoring.pluginsPrepare(AbstractRefactoring.java:403)
   at org.netbeans.modules.refactoring.api.AbstractRefactoring.prepare(AbstractRefactoring.java:218)
   at org.netbeans.modules.refactoring.spi.impl.ParametersPanel$Prepare.run(ParametersPanel.java:851)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1424)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1968)