java.lang.InternalError: processing event: -1
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:484)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:835)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:764)
   at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:123)
   at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1210)
   at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:568)
   at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl.parse(SAXParserImpl.java:302)
   at javax.xml.parsers.SAXParser.parse(SAXParser.java:195)
   at org.netbeans.lib.uihandler.LogRecords.scan(LogRecords.java:151)
   at org.netbeans.modules.uihandler.Installer.scan(Installer.java:702)
   at org.netbeans.modules.uihandler.Installer.readLogs(Installer.java:694)
   at org.netbeans.modules.uihandler.SlownessReporter.getLatestAction(SlownessReporter.java:99)
   at org.netbeans.modules.uihandler.SlownessReporter.notifySlowness(SlownessReporter.java:140)
   at org.netbeans.modules.uihandler.UIHandler.publish(UIHandler.java:145)
   at java.util.logging.Logger.log(Logger.java:522)
   at java.util.logging.Logger.doLog(Logger.java:543)
   at java.util.logging.Logger.log(Logger.java:607)
   at org.netbeans.core.TimableEventQueue$1R.run(TimableEventQueue.java:253)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1411)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1991)