عدم ارسال ایمیل وب میل Roundcube در سرور دایرکت ادمین

[gardian6466]

با سلام
دوستان به یک مشکل برخوردم

در قسمت
Roundcube اکانت هر یوزر سرورم . یوزر نمی تونه ایمیل ارسال کنه.
ارور زیر رو نشان می دهد

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