java.lang.NullPointerException
   at org.netbeans.modules.web.jsf.impl.metamodel.JsfModelImpl.createModel(JsfModelImpl.java:328)
   at org.netbeans.modules.web.jsf.impl.metamodel.JsfModelImpl.initModels(JsfModelImpl.java:358)
   at org.netbeans.modules.web.jsf.impl.metamodel.JsfModelImpl.<init>(JsfModelImpl.java:119)
   at org.netbeans.modules.web.jsf.impl.metamodel.JsfModelImplementation.<init>(JsfModelImplementation.java:69)
   at org.netbeans.modules.web.jsf.impl.metamodel.JsfModelImplementation.create(JsfModelImplementation.java:75)
   at org.netbeans.modules.web.jsf.impl.metamodel.JsfModelProviderImpl.createMetaModel(JsfModelProviderImpl.java:101)
   at org.netbeans.modules.web.jsf.impl.metamodel.JsfModelProviderImpl.getModel(JsfModelProviderImpl.java:94)
   at org.netbeans.modules.web.jsf.JSFUtils.getModel(JSFUtils.java:424)
   at org.netbeans.modules.web.jsf.api.editor.JsfFacesComponentsProvider.getLibraries(JsfFacesComponentsProvider.java:96)
   at org.netbeans.modules.web.jsf.editor.facelets.FaceletsLibrarySupport$RefreshFacesComponentsTask.run(FaceletsLibrarySupport.java:483)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.NullPointerException
   at org.openide.util.RequestProcessor.post(RequestProcessor.java:430)
   at org.netbeans.modules.web.jsf.editor.facelets.FaceletsLibrarySupport.refreshFacesComponentsCache(FaceletsLibrarySupport.java:448)
   at org.netbeans.modules.web.jsf.editor.facelets.FaceletsLibrarySupport.updateFacesComponentLibraries(FaceletsLibrarySupport.java:267)
   at org.netbeans.modules.web.jsf.editor.facelets.FaceletsLibrarySupport.getLibraries(FaceletsLibrarySupport.java:202)
   at org.netbeans.modules.web.jsf.editor.JsfSupportImpl.getLibrary(JsfSupportImpl.java:241)
   at org.netbeans.modules.web.jsf.editor.JsfPageMetadataProvider.getMetadataMap(JsfPageMetadataProvider.java:97)
   at org.netbeans.modules.web.common.api.WebPageMetadata.getMetadata(WebPageMetadata.java:70)
   at org.netbeans.modules.html.editor.api.Utils.getWebPageMimeType(Utils.java:143)
   at org.netbeans.modules.html.editor.hints.HtmlHintsProvider.isXmlBasedMimetype(HtmlHintsProvider.java:487)
   at org.netbeans.modules.html.editor.hints.HtmlHintsProvider.computeErrors(HtmlHintsProvider.java:274)
   at org.netbeans.modules.csl.hints.GsfHintsProvider.processProviderErrors(GsfHintsProvider.java:321)
   at org.netbeans.modules.csl.hints.GsfHintsProvider.processErrors(GsfHintsProvider.java:407)
   at org.netbeans.modules.csl.hints.GsfHintsProvider.processErrorsRecursive(GsfHintsProvider.java:383)
   at org.netbeans.modules.csl.hints.GsfHintsProvider.processErrorsRecursive(GsfHintsProvider.java:378)
   at org.netbeans.modules.csl.hints.GsfHintsProvider.refreshErrors(GsfHintsProvider.java:351)
   at org.netbeans.modules.csl.hints.GsfHintsProvider.access$000(GsfHintsProvider.java:101)
   at org.netbeans.modules.csl.hints.GsfHintsProvider$2.run(GsfHintsProvider.java:434)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:598)
   at org.netbeans.modules.parsing.api.ParserManager$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$2.call(TaskProcessor.java:203)
   at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:176)
   at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:360)
   at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:74)
   at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:203)
   at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:106)
   at org.netbeans.modules.csl.hints.GsfHintsProvider.run(GsfHintsProvider.java:432)
   at org.netbeans.modules.csl.hints.GsfHintsProvider.run(GsfHintsProvider.java:101)
   at org.netbeans.modules.parsing.impl.TaskProcessor.callParserResultTask(TaskProcessor.java:573)
   at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:744)
   at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
   at java.util.concurrent.FutureTask.run(FutureTask.java:266)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)