XML Bursting Report Error: XML-22031: (Error) Variable not defined: '_XDONFSEPARATORS'

Hello Guys,

I am trying to send email through XML Bursting for one XML/RTF Report.

My XML Report is completing successfully and generating output as well, but XML bursting report is going into error with below error message.

ERROR:

][][ERROR] oracle.apps.xdo.template.rtf.InvalidFormatException: Invalid RTF file
	at oracle.apps.xdo.template.rtf.RTFParser.endgroup(Unknown Source)
	at oracle.apps.xdo.template.rtf.RTF2XSLParser.endgroup(Unknown Source)
	at oracle.apps.xdo.template.rtf.io.RTFFilter.write(Unknown Source)
	at oracle.apps.xdo.template.rtf.io.Filter.write(Unknown Source)
	at oracle.apps.xdo.template.rtf.RTF2XSLParser.write(Unknown Source)
	at oracle.apps.xdo.template.rtf.io.Filter.readFromStream(Unknown Source)
	at oracle.apps.xdo.template.rtf.RTFParser.generate(Unknown Source)
	at oracle.apps.xdo.template.rtf.RTF2XSLParser.generateXSL(Unknown Source)
	at oracle.apps.xdo.template.RTFProcessor.process(Unknown Source)
	at oracle.apps.xdo.batch.bursting.FileHandler.rtf2xsl(Unknown Source)
	at oracle.apps.xdo.batch.bursting.ProcessDocument.getXSLFile(Unknown Source)
	at oracle.apps.xdo.batch.bursting.ProcessDocument.processTemplate(Unknown Source)
	at oracle.apps.xdo.batch.bursting.ProcessDocument.processTemplate(Unknown Source)
	at oracle.apps.xdo.batch.bursting.ProcessCoreDocument.processLayout(Unknown Source)
	at oracle.apps.xdo.batch.BurstingProcessorEngine.addDocument2Queue(Unknown Source)
	at oracle.apps.xdo.batch.BurstingProcessorEngine.createBurstingDocument(Unknown Source)
	at oracle.apps.xdo.batch.BurstingProcessorEngine.burstDocument(Unknown Source)
	at oracle.apps.xdo.batch.BurstingProcessorEngine.endDocument(Unknown Source)
	at oracle.xml.parser.v2.XMLContentHandler.endDocument(XMLContentHandler.java:120)
	at oracle.xml.parser.v2.NonValidatingParser.parseDocument(NonValidatingParser.java:417)
	at oracle.xml.parser.v2.XMLParser.parse(XMLParser.java:294)
	at oracle.apps.xdo.batch.BurstingProcessorEngine.burstingRequest(Unknown Source)
	at oracle.apps.xdo.batch.BurstingProcessorEngine.burstingEndElement(Unknown Source)
	at oracle.apps.xdo.batch.BurstingProcessorEngine.endElement(Unknown Source)
	at oracle.xml.parser.v2.XMLContentHandler.endElement(XMLContentHandler.java:211)
	at oracle.xml.parser.v2.NonValidatingParser.parseElement(NonValidatingParser.java:1588)
	at oracle.xml.parser.v2.NonValidatingParser.parseRootElement(NonValidatingParser.java:442)
	at oracle.xml.parser.v2.NonValidatingParser.parseDocument(NonValidatingParser.java:388)
	at oracle.xml.parser.v2.XMLParser.parse(XMLParser.java:325)
	at oracle.apps.xdo.batch.BurstingProcessorEngine.burstingConfigParser(Unknown Source)
	at oracle.apps.xdo.batch.BurstingProcessorEngine.process(Unknown Source)
	at oracle.apps.xdo.oa.cp.JCP4XDOBurstingEngine.runProgram(JCP4XDOBurstingEngine.java:303)
	at oracle.apps.fnd.cp.request.Run.main(Run.java:159)

Caused by: oracle.xdo.parser.v2.XPathException: Variable not defined: '_XDONFSEPARATORS'.
	at oracle.xdo.parser.v2.XSLStylesheet.flushErrors(XSLStylesheet.java:1534)
	at oracle.xdo.parser.v2.XSLStylesheet.execute(XSLStylesheet.java:521)
	at oracle.xdo.parser.v2.XSLStylesheet.execute(XSLStylesheet.java:489)
	at oracle.xdo.parser.v2.XSLProcessor.processXSL(XSLProcessor.java:271)
	at oracle.xdo.parser.v2.XSLProcessor.processXSL(XSLProcessor.java:155)
	at oracle.xdo.parser.v2.XSLProcessor.processXSL(XSLProcessor.java:192