Unmarshalling XML error in SAP CPI while converting XML to CSV convertor

Incase if you are getting this error when use XML to CSV convertor, want to add header field name in xml to csv then by standard way it's not possible. 

  1.  uncheck use field name as header in xml to csv converter.

  2. Add content modifier after your converter. In the body part add all your header field names you want like Name,Rank,subject,etc., in first line.

 3. In second line of body add ${in.body}