LISTSERV's log looks like this:
 
5 May 1988 14:41:58 Revised LISTSERV version 1.5n starting...
* Shipment CODE_1.5K will be retried.
5 May 1988 14:42:05 SIGNUP file is being compressed...
5 May 1988 14:42:34 SIGNUP file has been cleansed, 1 records removed.
5 May 1988 14:42:35 Initialization complete.
5 May 1988 14:42:35 Warm start data is being reloaded...
 
Any ideas why it is trying CODE_1.5K when I've been at 1.5N for quite
a while now?
            Jim...