Hi Kyle!
> This is the error message I get: >> LOG: MAIN > == monarch@trpdweb R=userforward defer (-17): error in filter file: failed to
> expand "${perl{perl_subroutine}{$header_subject}}" in mail command: missing }
> at end of string - could be header name not terminated by colon > Without success I tried double quotes, single quotes, escaped quotes, et
> cetera.
It's not the quoting, but forgetting to terminate the header name by a
colon, like in
${perl{perl_subroutine}{$header_subject:}}
At least that's what the error message says is probably missing (and
it is, as far as I can tell). I don't know anything about using Perl
with Exim, though.