Am 22.12.2016 um 13:31 schrieb Heiko Schlittermann: >
> If you remove the "" from the Subject, it will succeed. Don't ask why,
> I'm not an expert :) (Probably because the value of remove_header isn't
> a string (for string values it's allowed to use ""), but a string list.
> Not sure, if this makes a difference.)
Yes - the quotes where the problem!
I send a testmail to the server.
Now i got the right result.