javax.xml.transform.TransformerException: java.lang.UnsupportedOperationException: setXmlVersion Not Supported

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Check for syntax problems, if you're using &lt and &rt try changing them for < and > as there's no need to avoid the special characters from xml.

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javax.xml.transform.TransformerException: java.lang.UnsupportedOperationException: setXmlVersion Not Supported
at com.sun.org.apache.xalan.internal.xsltc.trax.TransformerImpl.transform(TransformerImpl.java:718)

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