java.lang.ClassCastException: org.apache.xerces.parsers.XIncludeAwareParserConfiguration cannot be cast to org.apache.xerces.xni.parser.XMLParserConfiguration
   at org.apache.xerces.parsers.SAXParser.<init>(SAXParser.java:0)
   at org.apache.xerces.parsers.SAXParser.<init>(SAXParser.java:0)
   at org.netbeans.tax.io.XNIBuilder$XMLBuilder.<init>(XNIBuilder.java:320)
   at org.netbeans.tax.io.XNIBuilder.buildDocument(XNIBuilder.java:142)
   at org.netbeans.modules.xml.tax.parser.XMLParsingSupport.parse(XMLParsingSupport.java:71)
   at org.netbeans.modules.apisupport.project.layers.LayerUtils$CookieImpl.openDocumentRoot(LayerUtils.java:257)
   at org.netbeans.modules.apisupport.project.layers.WritableXMLFileSystem.propertyChange(WritableXMLFileSystem.java:1445)
   at org.openide.util.WeakListenerImpl$PropertyChange.propertyChange(WeakListenerImpl.java:215)
   at java.beans.PropertyChangeSupport.fire(PropertyChangeSupport.java:335)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:327)
   at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:263)
   at org.netbeans.modules.apisupport.project.layers.LayerUtils$CookieImpl.changed(LayerUtils.java:355)
   at org.netbeans.modules.apisupport.project.layers.LayerUtils$CookieImpl.access$100(LayerUtils.java:227)
   at org.netbeans.modules.apisupport.project.layers.LayerUtils$CookieImpl$2.run(LayerUtils.java:324)
   at org.openide.util.RequestProcessor$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)