my domain in both my destination and virtual_mailbox_domains?

[Mihai Badici]

On Thursday 20 April 2017 03:02:26 Michael Segel wrote:
> I’m doing a new dovecot mail server for my domain.  Here’s yet another thing
> I mucked up.
 
> I wanted to set up virtual mailboxes.  One reason was that I wanted to set
> up virtual users for the domain so I don’t need to create user accounts
> just mail accounts.
 I followed one of the many examples / tutorials out
> there and I end up with the following warning message. 
> postfix/trivial-rewrite[8818]: warning: do not list domain
> <machine>.<domain>.com in BOTH mydestination and virtual_mailbox_domains
 
> I checked my configuration, I don’t see where I’ve set up anything for
> mydestination in postfix.
 
> I’m trying to work thru the log file issues that I can find… this is just
> one more.
 
> To add to the confusion, I’m using webmin as my server admin UI to make life
> easier…  yet it seems to much things up a bit
 
> Any suggestions?
> 
> Thx
> 
> -Mike
If you don't have the domain explicitly listed in main.cf maybe it is passed 
as variable ( mydestination=$mydomain for example) or in a table.( 
mydestination= hash://etc/postfix/domains)
If you run postconf you should see the actual parameters.