java.lang.ClassNotFoundException: org.netbeans.modules.visualweb.project.jsf.libraries.JavadocForBinaryQueryLibraryImpl starting from SystemClassLoader[709 modules] with possible defining loaders [org.netbeans.StandardModule$OneModuleClassLoader@e0b1d6[org.netbeans.modules.visualweb.project.jsf]] and declared parents [org.netbeans.StandardModule$OneModuleClassLoader@a50549[org.netbeans.modules.versioning.util], org.netbeans.StandardModule$OneModuleClassLoader@1c24b45[org.netbeans.modules.javadoc], org.netbeans.StandardModule$OneModuleClassLoader@1f8a4fd[org.netbeans.modules.visualweb.webui.jsf.defaulttheme], org.netbeans.StandardModule$OneModuleClassLoader@2b105d[org.netbeans.modules.vmd.io.javame], org.netbeans.StandardModule$OneModuleClassLoader@111014a[org.netbeans.modules.ide.branding.kit], org.netbeans.StandardModule$OneModuleClassLoader@1330af4[org.netbeans.modules.websvc.saas.kit], org.netbeans.StandardModule$OneModuleClassLoader@193229[org.netbeans.modules.mobility.licensing], org.netbeans.StandardMod
        at org.netbeans.ProxyClassLoader.loadClass(ProxyClassLoader.java:254)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
        at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
        at java.lang.Class.forName0(Class.java:0)
        at java.lang.Class.forName(Class.java:242)
        at org.openide.util.lookup.MetaInfServicesLookup.search(MetaInfServicesLookup.java:258)
        at org.openide.util.lookup.MetaInfServicesLookup.beforeLookup(MetaInfServicesLookup.java:112)
        at org.openide.util.lookup.AbstractLookup$R.beforeLookup(AbstractLookup.java:1095)
        at org.openide.util.lookup.ProxyLookup$R.myBeforeLookup(ProxyLookup.java:653)
        at org.openide.util.lookup.ProxyLookup$R.computeResult(ProxyLookup.java:518)
        at org.openide.util.lookup.ProxyLookup$R.allInstances(ProxyLookup.java:489)
        at org.netbeans.api.java.queries.JavadocForBinaryQuery.findJavadoc(JavadocForBinaryQuery.java:84)
        at org.netbeans.modules.javadoc.search.JavadocRegistry.readRoots(JavadocRegistry.java:172)
        at org.netbeans.modules.javadoc.search.JavadocRegistry.getDocRoots(JavadocRegistry.java:127)
        at org.netbeans.modules.javadoc.search.IndexBuilder.refreshIndex(IndexBuilder.java:194)
        at org.netbeans.modules.javadoc.search.IndexBuilder.run(IndexBuilder.java:122)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:573)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1005)
java.lang.ClassNotFoundException: org.netbeans.modules.visualweb.project.jsf.libraries.JavadocForBinaryQueryLibraryImpl
        at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
        at java.security.AccessController.doPrivileged(AccessController.java:0)
        at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
        at org.netbeans.ProxyClassLoader.loadClass(ProxyClassLoader.java:252)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
        at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
        at java.lang.Class.forName0(Class.java:0)
        at java.lang.Class.forName(Class.java:242)
        at org.openide.util.lookup.MetaInfServicesLookup.search(MetaInfServicesLookup.java:258)
        at org.openide.util.lookup.MetaInfServicesLookup.beforeLookup(MetaInfServicesLookup.java:112)
        at org.openide.util.lookup.AbstractLookup$R.beforeLookup(AbstractLookup.java:1095)
        at org.openide.util.lookup.ProxyLookup$R.myBeforeLookup(ProxyLookup.java:653)
        at org.openide.util.lookup.ProxyLookup$R.computeResult(ProxyLookup.java:518)
        at org.openide.util.lookup.ProxyLookup$R.allInstances(ProxyLookup.java:489)
        at org.netbeans.api.java.queries.JavadocForBinaryQuery.findJavadoc(JavadocForBinaryQuery.java:84)
        at org.netbeans.modules.javadoc.search.JavadocRegistry.readRoots(JavadocRegistry.java:172)
        at org.netbeans.modules.javadoc.search.JavadocRegistry.getDocRoots(JavadocRegistry.java:127)
        at org.netbeans.modules.javadoc.search.IndexBuilder.refreshIndex(IndexBuilder.java:194)
        at org.netbeans.modules.javadoc.search.IndexBuilder.run(IndexBuilder.java:122)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:573)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1005)