Caused by: java.lang.IllegalStateException: OneTimeXMLReader.parse() can only be used once!
at org.apache.camel.converter.jaxp.XMLReaderPool$OneTimeXMLReader.checkValid(XMLReaderPool.java:132)
at org.apache.camel.converter.jaxp.XMLReaderPool$OneTimeXMLReader.setContentHandler(XMLReaderPool.java:178)
at org.apache.xml.dtm.ref.DTMManagerDefault.getDTM(DTMManagerDefault.java:461)
at org.apache.xalan.transformer.TransformerImpl.transform(TransformerImpl.java:701)
at org.apache.xalan.transformer.TransformerImpl.transform(TransformerImpl.java:1275)
at org.apache.xalan.transformer.TransformerImpl.transform(TransformerImpl.java:1253)
at org.apache.camel.builder.xml.XsltBuilder.process(XsltBuilder.java:141)