Ran into same problem on feisty herd-5. I am using msmtp instead of postfix, so I think it rules out that the issue is in postfix. The chmod u+s procmail change also fixed it for me.
Ran into same problem on feisty herd-5. I am using msmtp instead of postfix, so I think it rules out that the issue is in postfix. The chmod u+s procmail change also fixed it for me.