On 19 Apr 2001, at 10:13, I wrote: > On my list, we are having a problem with some mail not being sent > until listserv is restarted. The problem begins when sendmail rejects > a block of email; the error message always is "Unspecified error (450) > - See RFC821 et seq." These messages then remain unsent until we > manually restart listserv. > > Two questions come quickly to mind: > > o Any insight into why sendmail is rejecting some messages? > > o Any insight into why listserv won't automatically try to > resend those messages? Am really in need of some thoughts on this; please help. Doug