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Topic: SMTP Error (554): Failed to add recipient

Hello,
I run iRedmail 0.9.8 on Debian 9, MYSQL, Nginx.

When I send an email I got this error:

SMTP Error (554): Failed to add recipient...

Any idea?

Thank you.

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Re: SMTP Error (554): Failed to add recipient

alain wrote:

SMTP Error (554): Failed to add recipient...

Please show us full original error message in Postfix log file (/var/log/maillog).

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Re: SMTP Error (554): Failed to add recipient

ZhangHuangbin wrote:
alain wrote:

SMTP Error (554): Failed to add recipient...

Please show us full original error message in Postfix log file (/var/log/maillog).

I was able to find the issue on my main.cf

Thank you!