SAP Message USC566 - Mail merge using MS Word is not possible with this document

Diagnosis
The following causes may apply:

  • The opened document is not an Office Integration document, that is, it
  • cannot be accessed using the mail merge interface.
    • The opened document does not contain any placeholders that could be
    • used by the mail merge interface.

      System Response
      Processing was canceled.

      Procedure
      Check for the errors described above, and adjust the document asrequired, or use another document.