Primjer pogreške:
Your message did not reach some or all of the intended recipients.
Subject: test
Sent: 23.02.2017 9:30
The following recipient(s) cannot be reached:
nekimail@gmail.com on 23.02.2017 9:30
503 Valid RCPT command must precede DATA
Rješenje:
My outgoing server(SMTP) requires authentication mora biti uključen
