OK, here’s one!
[SMTP] Cannot send message (Sending email “Test Again” failed with error: ‘From’ field address ‘[email protected]’ not accepted due to the following reason:
"Request failed; Mailbox unavailable
")
OK, here’s one!
[SMTP] Cannot send message (Sending email “Test Again” failed with error: ‘From’ field address ‘[email protected]’ not accepted due to the following reason:
"Request failed; Mailbox unavailable
")