Caused by: org.xml.sax.SAXParseException: <Line 130631, Column 1>: XML-20210: (Fatal Error) Unexpect

Hi Experts,
  we are getting below errors in OPP log file.

Template code: IPL_PORECXML
Template app:  IPLCUS
Language:      en
Territory:     US
Output type:   EXCEL
[12/22/12 9:56:12 AM] [UNEXPECTED] [37338:RT6085664] java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:592)
        at oracle.apps.xdo.common.xml.XSLT10gR1.invokeParse(XSLT10gR1.java:566)
        at oracle.apps.xdo.common.xml.XSLT10gR1.transform(XSLT10gR1.java:231)
        at oracle.apps.xdo.common.xml.XSLTWrapper.transform(XSLTWrapper.java:182)
        at oracle.apps.xdo.template.fo.util.FOUtility.generateFO(FOUtility.java:1044)