Invalid address: SMTP -> FROM SERVER:220-cp91.webserver.pt ESMTP Exim 4.91 #1 Wed, 10 Oct 2018 16:20:30 +0100 
220-We do not authorize the use of this system to transport unsolicited, 
220 and/or bulk e-mail.

<br />SMTP -> FROM SERVER: 250-cp91.webserver.pt Hello acesso.pt [94.46.169.5]
250-SIZE 52428800
250-8BITMIME
250-PIPELINING
250-AUTH PLAIN LOGIN
250-STARTTLS
250 HELP

<br />SMTP -> ERROR: Password not accepted from server: 535 Incorrect authentication data

<br />SMTP -> FROM SERVER:250 Reset OK

<br />SMTP Error: Could not authenticate.
ERRO! Por favor tente de novo.