SMTP -> FROM SERVER:220 smtp.gmail.com ESMTP dn13-20020a0560000c0d00b00341b7d5054bsm2535954wrb.72 - gsmtp
SMTP -> FROM SERVER: 250-smtp.gmail.com at your service, [2a02:8b8:638:3:250:56ff:fe89:92b1] 250-SIZE 35882577 250-8BITMIME 250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN OAUTHBEARER XOAUTH 250-ENHANCEDSTATUSCODES 250-PIPELINING 250-CHUNKING 250 SMTPUTF8
SMTP -> ERROR: Password not accepted from server: 535-5.7.8 Username and Password not accepted. For more information, go to 535 5.7.8 https://support.google.com/mail/?p=BadCredentials dn13-20020a0560000c0d00b00341b7d5054bsm2535954wrb.72 - gsmtp
SMTP -> FROM SERVER:250 2.1.5 Flushed dn13-20020a0560000c0d00b00341b7d5054bsm2535954wrb.72 - gsmtp
SMTP Error: Could not authenticate. Mailer Error: SMTP Error: Could not authenticate.