I have been using a SMTP account (gmail) set up in settings of mach form to send mail for years. It suddenly fails to work.
Any person submitting a new form - see's an error message.
I switched to another email account (not gmail) and that also fails.
I switched the SMTP off and I assume machform uses sendmail - and that works ok.
I'd rather use SMTP. Any ideas? (v 4.6.1)
Error is: (I obfuscated server name)
Fatal error: Uncaught exception 'Swift_TransportException' with message 'Failed to authenticate on SMTP server with username "forms@xxxxxxxx.org" using 2 possible authenticators' in /home/maxxxxxxxx.org/lib/swift-mailer/classes/Swift/Transport/Esmtp/AuthHandler.php:184 Stack trace: #0 /home/maxxxxxxxx.org/lib/swift-mailer/classes/Swift/Transport/EsmtpTransport.php(312): Swift_Transport_Esmtp_AuthHandler->afterEhlo(Object(Swift_SmtpTransport)) #1 /home/maxxxxxxxx.org/lib/swift-mailer/classes/Swift/Transport/AbstractSmtpTransport.php(120): Swift_Transport_EsmtpTransport->_doHeloCommand() #2 /home/maxxxxxxxx.org/lib/swift-mailer/classes/Swift/Mailer.php(80): Swift_Transport_AbstractSmtpTransport->start() #3 /home/maxxxxxxxx.org/includes/helper-functions.php(908): Swift_Mailer->send(Object(Swift_Message)) #4 /home/maxxxxxxxx.org/includes/po in /home/maxxxxxxxx.org/lib/swift-mailer/classes/Swift/Transport/Esmtp/AuthHandler.php on line 184