Panic: file smtp-address.c: line 530 (smtp_address_write): assertion failed: (smtp_char_is_qpair(*p))

[John Fawcett]

On 04/03/18 08:08, A.L.E.C wrote:
> On 03/02/2018 03:32 PM, Ralf Hildebrandt wrote:
>> The address causing the error is:
>>
>> From: =?utf-8?Q?Dorit_M=C3=BCller?= <d.müller at JOMEC.de>
>>
>> Note the "umlaut" in the email address... :)
> This is about SMTPUTF8 (RFC6531). Looks like your only option is to disable
> smtputf8_enable in Postfix config. Of course Dovecot should never panic, so a fix for this
> would be nice, separately from the SMTPUTF8 support.
>
Postfix already permitted UTF8 in message headers and local part of the
address before the introduction of SMTPUTF8 and that has remained so. I
don't believe turning off SMTPUTF8 in Postfix will change the behaviour
in this case.

John