Jul 29 18:38:49 mail4 postfix/pipe[10738]: ECFCB1C071: to=<bkw@tor.lindesign.se@autoreply.mail4.tmnet.se>, orig_to=<bkw@tor.lindesign.se>, relay=vacation, delay=0.08, delays=0.03/0.01/0/0.04, dsn=4.3.5, status=deferred (mail system configuration error)
Jul 29 18:38:49 mail4 postfix/pipe[10738]: warning: pipe flag `D' requires vacation_destination_recipient_limit = 1