java.lang.IllegalStateException: may not call Project.getLookup().lookup(...) inside createImportantFiles registered under @ProjectServiceProvider
   at org.netbeans.modules.projectapi.LazyLookupProviders$1Prov$1.safeToLoad(LazyLookupProviders.java:144)
   at org.netbeans.modules.projectapi.LazyLookupProviders$1Prov$1.beforeLookup(LazyLookupProviders.java:93)
   at org.openide.util.lookup.ProxyLookup.lookup(ProxyLookup.java:214)
   at org.openide.util.lookup.ProxyLookup.lookup(ProxyLookup.java:222)
   at org.openide.util.lookup.ExcludingLookup.lookup(ExcludingLookup.java:142)
   at org.openide.util.lookup.ProxyLookup.lookup(ProxyLookup.java:222)
   at org.netbeans.modules.projectapi.AuxiliaryConfigBasedPreferencesProvider.findProvider(AuxiliaryConfigBasedPreferencesProvider.java:104)
   at org.netbeans.modules.projectapi.AuxiliaryConfigBasedPreferencesProvider$1.run(AuxiliaryConfigBasedPreferencesProvider.java:114)
   at org.netbeans.modules.projectapi.AuxiliaryConfigBasedPreferencesProvider$1.run(AuxiliaryConfigBasedPreferencesProvider.java:112)
   at org.netbeans.modules.openide.util.DefaultMutexImplementation.readAccess(DefaultMutexImplementation.java:252)
   at org.openide.util.Mutex.readAccess(Mutex.java:250)
   at org.netbeans.modules.projectapi.nb.NbProjectManager$MutexImpl.readAccess(NbProjectManager.java:794)
   at org.openide.util.Mutex.readAccess(Mutex.java:218)
   at org.netbeans.modules.projectapi.AuxiliaryConfigBasedPreferencesProvider.getPreferences(AuxiliaryConfigBasedPreferencesProvider.java:112)
   at org.netbeans.api.project.ProjectUtils.getPreferences(ProjectUtils.java:245)
   at org.netbeans.modules.javascript.jstestdriver.preferences.JsTestDriverPreferences.getPreferences(JsTestDriverPreferences.java:125)
   at org.netbeans.modules.javascript.jstestdriver.preferences.JsTestDriverPreferences.addPreferenceChangeListener(JsTestDriverPreferences.java:90)
   at org.netbeans.modules.javascript.jstestdriver.ImportantFilesImpl.createImportantFiles(ImportantFilesImpl.java:75)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethodAccessorImpl.java:0)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   at java.lang.reflect.Method.invoke(Method.java:497)
   at org.netbeans.modules.projectapi.LazyLookupProviders.loadPSPInstance(LazyLookupProviders.java:212)
   at org.netbeans.modules.projectapi.LazyLookupProviders.access$100(LazyLookupProviders.java:74)
   at org.netbeans.modules.projectapi.LazyLookupProviders$1Prov$1.beforeLookup(LazyLookupProviders.java:115)
   at org.openide.util.lookup.ProxyLookup.beforeLookup(ProxyLookup.java:209)
   at org.openide.util.lookup.ProxyLookup$R.myBeforeLookup(ProxyLookup.java:671)
   at org.openide.util.lookup.ProxyLookup$R.beforeLookup(ProxyLookup.java:693)
   at org.openide.util.lookup.ProxyLookup$R.myBeforeLookup(ProxyLookup.java:680)
   at org.openide.util.lookup.ProxyLookup$R.computeResult(ProxyLookup.java:553)
   at org.openide.util.lookup.ProxyLookup$R.allItems(ProxyLookup.java:537)
   at org.openide.util.lookup.ProxyLookup$R.allItems(ProxyLookup.java:532)
   at org.openide.util.lookup.ExcludingLookup$R.allItems(ExcludingLookup.java:378)
   at org.openide.util.lookup.ExcludingLookup$R.allItems(ExcludingLookup.java:382)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.computeSingleResult(ProxyLookup.java:1294)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.computeDelegate(ProxyLookup.java:1123)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.delegate(ProxyLookup.java:1090)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.delegate(ProxyLookup.java:1073)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.isEmpty(ProxyLookup.java:1163)
   at org.openide.util.lookup.ProxyLookup$R.collImpl(ProxyLookup.java:637)
   at org.openide.util.lookup.ProxyLookup$R.collectFires(ProxyLookup.java:586)
   at org.openide.util.lookup.ProxyLookup$WeakResult.collectFires(ProxyLookup.java:785)
   at org.openide.util.lookup.AbstractLookup.notifyListeners(AbstractLookup.java:566)
   at org.openide.util.lookup.ExcludingLookup$R.collectFires(ExcludingLookup.java:409)
   at org.openide.util.lookup.ExcludingLookup$WeakResult.collectFires(ExcludingLookup.java:436)
   at org.openide.util.lookup.AbstractLookup.notifyListeners(AbstractLookup.java:566)
   at org.openide.util.lookup.ProxyLookup$R.collImpl(ProxyLookup.java:659)
   at org.openide.util.lookup.ProxyLookup$R.collectFires(ProxyLookup.java:586)
   at org.openide.util.lookup.ProxyLookup$WeakResult.collectFires(ProxyLookup.java:785)
   at org.openide.util.lookup.AbstractLookup.notifyListeners(AbstractLookup.java:566)
   at org.openide.util.lookup.ProxyLookup$R.collImpl(ProxyLookup.java:659)
   at org.openide.util.lookup.ProxyLookup$R.collectFires(ProxyLookup.java:586)
   at org.openide.util.lookup.ProxyLookup.setLookups(ProxyLookup.java:169)
   at org.openide.util.lookup.ProxyLookup.setLookups(ProxyLookup.java:125)
   at org.netbeans.modules.projectapi.LazyLookupProviders$1Prov$1.beforeLookup(LazyLookupProviders.java:120)
   at org.openide.util.lookup.ProxyLookup.beforeLookup(ProxyLookup.java:209)
   at org.openide.util.lookup.ProxyLookup$R.myBeforeLookup(ProxyLookup.java:671)
   at org.openide.util.lookup.ProxyLookup$R.beforeLookup(ProxyLookup.java:693)
   at org.openide.util.lookup.ProxyLookup$R.myBeforeLookup(ProxyLookup.java:680)
   at org.openide.util.lookup.ProxyLookup$R.computeResult(ProxyLookup.java:553)
   at org.openide.util.lookup.ProxyLookup$R.allItems(ProxyLookup.java:537)
   at org.openide.util.lookup.ProxyLookup$R.allItems(ProxyLookup.java:532)
   at org.openide.util.lookup.ExcludingLookup$R.allItems(ExcludingLookup.java:378)
   at org.openide.util.lookup.ExcludingLookup$R.allItems(ExcludingLookup.java:382)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.computeSingleResult(ProxyLookup.java:1294)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.computeDelegate(ProxyLookup.java:1123)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.delegate(ProxyLookup.java:1090)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.delegate(ProxyLookup.java:1073)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.isEmpty(ProxyLookup.java:1163)
   at org.openide.util.lookup.ProxyLookup$R.collImpl(ProxyLookup.java:637)
   at org.openide.util.lookup.ProxyLookup$R.collectFires(ProxyLookup.java:586)
   at org.openide.util.lookup.ProxyLookup$WeakResult.collectFires(ProxyLookup.java:785)
   at org.openide.util.lookup.AbstractLookup.notifyListeners(AbstractLookup.java:566)
   at org.openide.util.lookup.ExcludingLookup$R.collectFires(ExcludingLookup.java:409)
   at org.openide.util.lookup.ExcludingLookup$WeakResult.collectFires(ExcludingLookup.java:436)
   at org.openide.util.lookup.AbstractLookup.notifyListeners(AbstractLookup.java:566)
   at org.openide.util.lookup.ProxyLookup$R.collImpl(ProxyLookup.java:659)
   at org.openide.util.lookup.ProxyLookup$R.collectFires(ProxyLookup.java:586)
   at org.openide.util.lookup.ProxyLookup$WeakResult.collectFires(ProxyLookup.java:785)
   at org.openide.util.lookup.AbstractLookup.notifyListeners(AbstractLookup.java:566)
   at org.openide.util.lookup.ProxyLookup$R.collImpl(ProxyLookup.java:659)
   at org.openide.util.lookup.ProxyLookup$R.collectFires(ProxyLookup.java:586)
   at org.openide.util.lookup.ProxyLookup.setLookups(ProxyLookup.java:169)
   at org.openide.util.lookup.ProxyLookup.setLookups(ProxyLookup.java:125)
   at org.netbeans.modules.projectapi.LazyLookupProviders$1Prov$1.beforeLookup(LazyLookupProviders.java:120)
   at org.openide.util.lookup.ProxyLookup.beforeLookup(ProxyLookup.java:209)
   at org.openide.util.lookup.ProxyLookup$R.myBeforeLookup(ProxyLookup.java:671)
   at org.openide.util.lookup.ProxyLookup$R.beforeLookup(ProxyLookup.java:693)
   at org.openide.util.lookup.ProxyLookup$R.myBeforeLookup(ProxyLookup.java:680)
   at org.openide.util.lookup.ProxyLookup$R.beforeLookup(ProxyLookup.java:693)
   at org.openide.util.lookup.ExcludingLookup$R.beforeLookup(ExcludingLookup.java:328)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.computeDelegate(ProxyLookup.java:1121)
   at org.openide.util.lookup.ProxyLookup$LazyCollection.access$900(ProxyLookup.java:1051)
   at org.openide.util.lookup.ProxyLookup$LazyCollection$1.hasNext(ProxyLookup.java:1251)
   at org.netbeans.modules.web.common.ui.ImportantFiles$ImportantFilesNodeList.addNotify(ImportantFiles.java:163)
   at org.netbeans.spi.project.ui.support.NodeFactorySupport$DelegateChildren$1.run(NodeFactorySupport.java:201)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1443)
   at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:68)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:303)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2058)