Hi, I saw the discussion thread at the castor mailing archive. http://www.mail-archive.com/[EMAIL PROTECTED]/msg08918.html I am facing the same problem with Websphere 4.0 on OS/390 with castor. Stack Trace:- org.xml.sax.SAXException: Parsing Error : An invalid XML character (Unicode: 0x14) was found in the prolog of the document. Line : 1 Column : 2 at org.exolab.castor.xml.UnmarshalHandler.fatalError(UnmarshalHandler.java:1469) at org.apache.xerces.framework.XMLParser.reportError(XMLParser.java:1264) at org.apache.xerces.framework.XMLDocumentScanner.reportFatalXMLError(XMLDocumentScanner.java:590) at org.apache.xerces.framework.XMLDocumentScanner$XMLDeclDispatcher.dispatch(XMLDocumentScanner.java:750) at org.apache.xerces.framework.XMLDocumentScanner.parseSome(XMLDocumentScanner.java:383) at org.apache.xerces.framework.XMLParser.parse(XMLParser.java:1120) at org.xml.sax.helpers.XMLReaderAdapter.parse(XMLReaderAdapter.java:223) at org.exolab.castor.xml.Unmarshaller.unmarshal(Unmarshaller.java:556) at org.exolab.castor.xml.Unmarshaller.unmarshal(Unmarshaller.java:487) at org.exolab.castor.xml.Unmarshaller.unmarshal(Unmarshaller.java:628) I hope somebody would have already solved this problem. I would appreciate greately if you can help me solve this issue. thanks. Rajeev ******************* PLEASE NOTE ******************* This E-Mail/telefax message and any documents accompanying this transmission may contain privileged and/or confidential information and is intended solely for the addressee(s) named above. If you are not the intended addressee/recipient, you are hereby notified that any use of, disclosure, copying, distribution, or reliance on the contents of this E-Mail/telefax information is strictly prohibited and may result in legal action against you. Please reply to the sender advising of the error in transmission and immediately delete/destroy the message and any accompanying documents. Thank you. ----------------------------------------------------------- If you wish to unsubscribe from this mailing, send mail to [EMAIL PROTECTED] with a subject of: unsubscribe castor-dev