org.xml.sax.SAXParseException: Content is not allowed in prolog.
   at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:195)
   at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(ErrorHandlerWrapper.java:174)
   at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:388)
   at com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(XMLScanner.java:1411)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDriver.next(XMLDocumentScannerImpl.java:1038)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:648)
   at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:140)
   at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:510)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:807)
   at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737)
   at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:107)
   at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1205)
   at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:522)
   at com.puppycrawl.tools.checkstyle.api.AbstractLoader.parseInputSource(AbstractLoader.java:98)
   at com.puppycrawl.tools.checkstyle.ConfigurationLoader.parseInputStream(ConfigurationLoader.java:276)
Caused: com.puppycrawl.tools.checkstyle.api.CheckstyleException: unable to parse configuration stream - Content is not allowed in prolog.:1:1
   at com.puppycrawl.tools.checkstyle.ConfigurationLoader.loadConfiguration(ConfigurationLoader.java:373)
   at org.nbheaven.sqe.tools.checkstyle.codedefects.core.CheckstyleScannerJob.init(CheckstyleScannerJob.java:122)
   at org.nbheaven.sqe.tools.checkstyle.codedefects.core.CheckstyleScannerJob.scan(CheckstyleScannerJob.java:146)
   at org.nbheaven.sqe.codedefects.core.spi.SQECodedefectScanner$Job.run(SQECodedefectScanner.java:54)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1957)