SMTP connect() failed.

[fangerpl]

from yesterday im getting this errors when i trying to send emails via mailer

Code:

use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\Exception;

require 'src/Exception.php';
require 'src/PHPMailer.php';
require 'src/SMTP.php';

$mail = new PHPMailer;
$mail->isSMTP();
$mail->SMTPDebug = 0;
$mail->Host = "smtp.gmail.com"; 
$mail->Port = 587; 
$mail->SMTPSecure = 'tls'; 
$mail->SMTPAuth = true;
$mail->Username = "xxx@mail.com"";
$mail->Password = "xxxpass";
$mail->setFrom("xxx@mail.com", "xxxx");
$mail->addAddress("xxx@email.com", "xxx");
$mail->Subject = 'subject';
$mail->msgHTML('message');
$mail->AltBody = 'HTML messaging not supported';

if($mail->Send())
{
	header('Location: /');
}
else
{
echo 'Mailer Error: ' . $mail->ErrorInfo;
}

Full output with client and server messages:

2022-06-08 18:32:18 SERVER -> CLIENT: 220 smtp.gmail.com ESMTP jg36-20020a170907972400b00701eb600df8sm10084156ejc.169 - gsmtp
2022-06-08 18:32:18 CLIENT -> SERVER: EHLO localhost
2022-06-08 18:32:18 SERVER -> CLIENT: 250-smtp.gmail.com at your service, [83.25.245.41]250-SIZE 35882577250-8BITMIME250-STARTTLS250-ENHANCEDSTATUSCODES250-PIPELINING250-CHUNKING250 SMTPUTF8
2022-06-08 18:32:18 CLIENT -> SERVER: STARTTLS
2022-06-08 18:32:18 SERVER -> CLIENT: 220 2.0.0 Ready to start TLS
2022-06-08 18:32:18 CLIENT -> SERVER: EHLO localhost
2022-06-08 18:32:18 SERVER -> CLIENT: 250-smtp.gmail.com at your service, [83.25.245.41]250-SIZE 35882577250-8BITMIME250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN OAUTHBEARER XOAUTH250-ENHANCEDSTATUSCODES250-PIPELINING250-CHUNKING250 SMTPUTF8
2022-06-08 18:32:18 CLIENT -> SERVER: AUTH LOGIN
2022-06-08 18:32:18 SERVER -> CLIENT: 334 VXNlcm5hbWU6
2022-06-08 18:32:18 CLIENT -> SERVER: [credentials hidden]
2022-06-08 18:32:18 SERVER -> CLIENT: 334 UGFzc3dvcmQ6
2022-06-08 18:32:18 CLIENT -> SERVER: [credentials hidden]
2022-06-08 18:32:18 SERVER -> CLIENT: 535-5.7.8 Username and Password not accepted. Learn more at535 5.7.8 https://support.google.com/mail/?p=BadCredentials jg36-20020a170907972400b00701eb600df8sm10084156ejc.169 - gsmtp
2022-06-08 18:32:18 SMTP ERROR: Password command failed: 535-5.7.8 Username and Password not accepted. Learn more at535 5.7.8 https://support.google.com/mail/?p=BadCredentials jg36-20020a170907972400b00701eb600df8sm10084156ejc.169 - gsmtp
SMTP Error: Could not authenticate.
2022-06-08 18:32:18 CLIENT -> SERVER: QUIT
2022-06-08 18:32:18 SERVER -> CLIENT: 221 2.0.0 closing connection jg36-20020a170907972400b00701eb600df8sm10084156ejc.169 - gsmtp
SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting

[julio-bc]

https://support.google.com/accounts/answer/6010255?authuser=1&hl=en&authuser=1&visit_id=637903001689732939-2002583010&p=less-secure-apps&rd=1

[ghost]

Gude on how to use OAuth: https://github.com/PHPMailer/PHPMailer/wiki/Using-Gmail-with-XOAUTH2
Script to get a token: https://github.com/PHPMailer/PHPMailer/blob/master/get_oauth_token.php
Script to send an email: #2693 (comment)