- Affected Version
- WoltLab Suite 5.4
Code
Reporting-MTA: dns; mail.mbm-multigaming.de
X-Postfix-Queue-ID: A62554141315
X-Postfix-Sender: rfc822; info@mbm-multigaming.de
Arrival-Date: Fri, 22 Oct 2021 22:44:37 +0200 (CEST)
Final-Recipient: rfc822; -------------
Original-Recipient: rfc822;------------
Action: failed
Status: 5.0.0
Remote-MTA: dns; mta6.am0.yahoodns.net
Diagnostic-Code: smtp; 554 Message not allowed - Headers are not RFC
compliant[291]
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brauche dringend hilfe dabei komme nicht weiter.