sendmail/ virtual user table

[colin]

>
> Please can someone advise me on the following :-
>
> I am hosting several virtual domains using sendmail.
> I have no problem assigning  several addresses to map to a single
> mailbox.
> The problem I am having is when I need to map a single address to
> multiple mailboxes
> for example
>
> dave at abc.com         dave-mbox
> peter at example.com    dave-mbox
>
> if i now want peter at example.com to also get mail
> i need to add a line like
>
> peter at example.com   peter-mbox
>
> if i do this I get an error
> Starting sendmail: makemap: virtusertable.db: line 155: key
> peter at example.com: duplicate key
> make: *** [virtusertable.db] Error 65
>
> any help will be greatly appreciated