Your symptoms indicate a mis-match between the IN-MEMORY master daemon process, and the ON-DISK executable files for smtpd, cleanup, etc.
To fix, see the suggestion at the end of my first reply. This is my final response. Wietse
Your symptoms indicate a mis-match between the IN-MEMORY master daemon process, and the ON-DISK executable files for smtpd, cleanup, etc.
To fix, see the suggestion at the end of my first reply. This is my final response. Wietse