CWWBD0002E FDML is not well-formed or is invalid: line: `0` column: `1`.

Explanation
The problem occurs during the parsing of the FDML. This indicates that the FDML document is not well-formed or is invalid.
User response
Fix the problem within the FDML so that the document is well-formed and valid. The reason for the error will be reported by the nested message from the parser.