DC wrote:

A few emails I have received lately with attachments have not been
decoding properly. They come through as raw text without even having
subjects or sender info displayed. It seems to happen with HTML
messages and things encoded in base64 with the transfer encoding
being quoted-printable. Here is the only common links I have found in
the raw text-

Outlook 2003 has no trouble with either Base64 or Quoted-Printable encoding.
If you are seeing the raw data instead of the decoded message, then
something PRIOR to the headers you included may be causing the issue.
--
Brian Tillman