Anyone here send the file that caused this problem out?
(The > signs are mine ...)     /Geert
 
>Received: by ORION (Mailer X1.25) id 1806; Mon, 01 Feb 88 15:20:35 EST
>Date: Mon, 01 Feb 88 15:20:34 EST
>From: Network Mailer <MAILER@ORION>
>Subject: Undelivered mail
>To: KEN     @ORION
 
Your mail was not delivered to some or all of its
intended recipients for the following reason(s):
 
Message syntax is unrecognizable.
Error loop detected.
Another network mailer sent an invalid file.
 
--------------------RETURNED MAIL FILE--------------------
//List_Delta JOB Echo=No
X-UPD FWD=NO DATE=1988020121:20:09
//Data DD *,EOF
REP TEST-LIST TEST-L P
Test List
DEL NICE-L
DEL TEST-L