java.lang.ClassCastException: com.sun.tools.javac.code.Symbol$TypeVariableSymbol cannot be cast to javax.lang.model.element.TypeElement
   at org.netbeans.modules.web.el.refactoring.ELWhereUsedQuery$2.visit(ELWhereUsedQuery.java:220)
   at com.sun.el.parser.SimpleNode.accept(SimpleNode.java:222)
   at com.sun.el.parser.SimpleNode.accept(SimpleNode.java:225)
   at com.sun.el.parser.SimpleNode.accept(SimpleNode.java:225)
   at com.sun.el.parser.SimpleNode.accept(SimpleNode.java:225)
   at com.sun.el.parser.SimpleNode.accept(SimpleNode.java:225)
   at org.netbeans.modules.web.el.refactoring.ELWhereUsedQuery.findMatchingPropertyNodes(ELWhereUsedQuery.java:193)
   at org.netbeans.modules.web.el.refactoring.ELWhereUsedQuery.handleProperty(ELWhereUsedQuery.java:166)
   at org.netbeans.modules.web.el.refactoring.ELWhereUsedQuery$1.run(ELWhereUsedQuery.java:117)
   at org.netbeans.modules.web.el.refactoring.ELWhereUsedQuery$1.run(ELWhereUsedQuery.java:103)
   at org.netbeans.modules.java.source.parsing.MimeTask.run(MimeTask.java:83)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:593)
   at org.netbeans.modules.parsing.api.ParserManager$MimeTaskAction.run(ParserManager.java:382)
   at org.netbeans.modules.parsing.api.ParserManager$MimeTaskAction.run(ParserManager.java:365)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:206)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:203)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:74)
   at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:203)
   at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:336)
   at org.netbeans.api.java.source.JavaSource.runUserActionTaskImpl(JavaSource.java:422)
   at org.netbeans.api.java.source.JavaSource.runUserActionTask(JavaSource.java:414)
   at org.netbeans.modules.web.el.refactoring.ELWhereUsedQuery.prepare(ELWhereUsedQuery.java:103)
   at org.netbeans.modules.refactoring.api.AbstractRefactoring.pluginsPrepare2(AbstractRefactoring.java:437)
   at org.netbeans.modules.refactoring.api.AbstractRefactoring.pluginsPrepare(AbstractRefactoring.java:421)
   at org.netbeans.modules.refactoring.api.AbstractRefactoring.prepare(AbstractRefactoring.java:232)
   at org.netbeans.modules.refactoring.spi.impl.ParametersPanel$Prepare.run(ParametersPanel.java:1026)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1432)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2042)