A mystery indeed. I'm going to take a wild guess and say it's a problem with
spamd's uid. Can you stop spamd, then restart it from the command line as root
using
spamd -c -a -D [NB: no -d]
And then send yourself/someuser a test message. See what spamd prints out.
Also check the syslog files
The whitelist_from, whitelist_to, AWL and blacklist functions are not
working. Everything else in SA 2.20 seems to work well. These are critical
features for my users.
I have installed SA 2.20 on a RH 6.2 box. Sendmail. There is only one
"real" user on the system, me. I am also