Matthias Wimmer writes:

> Hello list,
>
> I have upgraded my courier installation to 0.68.1. Before I think I had
> 0.65.0 running. Since the upgrade I have problems running the
> "makealiases" command. For all domain aliases I have, I get the
> following error message:
>
> aliasexp: ERR: @example.com: 553 Syntax error: @example.com
>
> The alias entry I have is:
>
> @example.com: matthias-example
>
> What I want to do is to map all addresses of the form
> <something>@example.com to
> matthias-example-<something>@primary-domain.example.org.
>
> This worked for many years and it still does work for my existing
> compiled aliases. But I cannot regenerate the aliases now since
> "makealiases" is failing.
>
> Is there something I do wrong or is this intended changed behaviour?

No, this is a bug. This should be fixed in the current release.