What could be the possible resolution to the below error in SXMB_MONI?

com.sap.aii.utilxi.misc.api.BaseRuntimeException

thrown during application mapping

com/sap/xi/tf/_MM_PREDICTIX_TO_SAP_PurchaseOrderD~

: Fatal Error:

com.sap.engine.lib.xml.parser.Parser~

When I open the message in SXMB_MONI I get the below error in the Inbound Message's Payload.

The XML page cannot be displayed

Cannot view XML input using style sheet. Please correct the error and then click the Refresh button, or try again later.

-

System does not support the specified encoding. Error processing resource 'file:///D:/Documents and Settings/aprajita.mathu...

<?xml version="1.0" encoding="UTF8"?>

This is File to IDoc scenario.Iam sending the dummy data from Runtime Workbench in order to test the scenario.