[Dovecot] problems with postfix->procmail->deliver

[Andy Greenwood]

Asheesh Laroia wrote:
> On Mon, 17 Mar 2008, Andy Greenwood wrote:
>
>> I'm relatively new to Dovecot, but I really like what I'm seeing so 
>> far. I have one problem that I was hoping you could help me with 
>> though. I use Postfix for my mail server, then pass that on to 
>> procmail for filtering, and finally to deliver to put the mail in the 
>> appropriate Maildir folder. However, this isn't working. Postfix 
>> passes the mail to procmail correctly, but procmail is failing when 
>> it tries to call deliver. My system-wide procmailrc matches the lower 
>> one shown here: 
>> http://wiki.dovecot.org/procmail?highlight=%28procmail%29 which uses 
>> deliver.
>>
>> My personal ~/.procmailrc is of similar format
>
> Okay.
>
>> However, my procmail logs show this error message for every message 
>> that comes through:
>> Fatal: destination user parameter (-d user) not given
>
> http://www.mail-archive.com/dovecot@dovecot.org/msg08468.html (-:
>
> -- Asheesh.
>
Thanks so much Asheesh. The problem was indeed that procmail was running 
as root. Adding the dropprivs statement fixed it!