java.lang.ClassCastException: org.netbeans.modules.javascript2.editor.model.impl.JsObjectImpl cannot be cast to org.netbeans.modules.javascript2.editor.model.JsFunction
   at org.netbeans.modules.javascript2.editor.model.impl.ModelVisitor.enter(ModelVisitor.java:597)
   at jdk.nashorn.internal.ir.FunctionNode.accept(FunctionNode.java:291)
   at org.netbeans.modules.javascript2.editor.model.impl.ModelVisitor.enter(ModelVisitor.java:1186)
   at jdk.nashorn.internal.ir.ReferenceNode.accept(ReferenceNode.java:67)
   at jdk.nashorn.internal.ir.PropertyNode.accept(PropertyNode.java:95)
   at jdk.nashorn.internal.ir.ObjectNode.accept(ObjectNode.java:88)
   at jdk.nashorn.internal.ir.CallNode.accept(CallNode.java:216)
   at jdk.nashorn.internal.ir.VarNode.accept(VarNode.java:144)
   at org.netbeans.modules.javascript2.editor.model.impl.ModelVisitor.enter(ModelVisitor.java:755)
   at jdk.nashorn.internal.ir.FunctionNode.accept(FunctionNode.java:291)
   at org.netbeans.modules.javascript2.editor.model.impl.ModelVisitor.enter(ModelVisitor.java:1186)
   at jdk.nashorn.internal.ir.ReferenceNode.accept(ReferenceNode.java:67)
   at jdk.nashorn.internal.ir.PropertyNode.accept(PropertyNode.java:95)
   at jdk.nashorn.internal.ir.ObjectNode.accept(ObjectNode.java:88)
   at jdk.nashorn.internal.ir.CallNode.accept(CallNode.java:216)
   at jdk.nashorn.internal.ir.ExecuteNode.accept(ExecuteNode.java:89)
   at org.netbeans.modules.javascript2.editor.model.impl.ModelVisitor.enter(ModelVisitor.java:755)
   at jdk.nashorn.internal.ir.FunctionNode.accept(FunctionNode.java:291)
   at org.netbeans.modules.javascript2.editor.model.Model.getModelVisitor(Model.java:156)
   at org.netbeans.modules.javascript2.editor.model.Model.getGlobalObject(Model.java:458)
   at org.netbeans.modules.javascript2.editor.index.JsIndexer.index(JsIndexer.java:105)
   at org.netbeans.modules.parsing.spi.indexing.Indexable$MyAccessor$3.run(Indexable.java:248)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater.runIndexer(RepositoryUpdater.java:283)
   at org.netbeans.modules.parsing.spi.indexing.Indexable$MyAccessor.index(Indexable.java:246)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$2.run(RepositoryUpdater.java:3076)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:598)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:155)
   at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:139)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:206)
   at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:203)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:74)
   at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:203)
   at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:106)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.indexEmbedding(RepositoryUpdater.java:3017)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doIndex(RepositoryUpdater.java:2756)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.access$1600(RepositoryUpdater.java:2091)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$1.run(RepositoryUpdater.java:2539)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work$1.run(RepositoryUpdater.java:2537)
   at org.netbeans.modules.parsing.impl.indexing.errors.TaskCache.refreshTransaction(TaskCache.java:544)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.index(RepositoryUpdater.java:2537)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$AbstractRootsWork.scanSource(RepositoryUpdater.java:5353)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$AbstractRootsWork.scanSources(RepositoryUpdater.java:5062)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$RootsWork.getDone(RepositoryUpdater.java:4717)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Work.doTheWork(RepositoryUpdater.java:3267)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task._run(RepositoryUpdater.java:5796)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.access$5300(RepositoryUpdater.java:5462)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3$1.run(RepositoryUpdater.java:5721)
   at org.netbeans.modules.parsing.impl.RunWhenScanFinishedSupport.performScan(RunWhenScanFinishedSupport.java:96)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3.call(RepositoryUpdater.java:5717)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task$3.call(RepositoryUpdater.java:5713)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:74)
   at org.netbeans.modules.parsing.impl.indexing.RepositoryUpdater$Task.run(RepositoryUpdater.java:5713)
   at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
   at java.util.concurrent.FutureTask.run(FutureTask.java:262)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)