amigos o que deve ser esse erro
Fatal error: Uncaught exception ‘Swift_TransportException’ with message ‘Expected response code 354 but got code “550”, with message "550 5.4.5 Daily sending quota exceeded. wr10sm1061461vdb.6 - gsmtp "’ in /var/www/torpedo/_lib/prod/third/swift/classes/Swift/Transport/AbstractSmtpTransport.php:422 Stack trace: #0 /var/www/torpedo/_lib/prod/third/swift/classes/Swift/Transport/AbstractSmtpTransport.php(306): Swift_Transport_AbstractSmtpTransport->_assertResponseCode(‘550 5.4.5 Daily…’, Array) #1 /var/www/torpedo/_lib/prod/third/swift/classes/Swift/Transport/EsmtpTransport.php(224): Swift_Transport_AbstractSmtpTransport->executeCommand(‘DATA??’, Array, Array) #2 /var/www/torpedo/_lib/prod/third/swift/classes/Swift/Transport/AbstractSmtpTransport.php(345): Swift_Transport_EsmtpTransport->executeCommand(‘DATA??’, Array) #3 /var/www/torpedo/_lib/prod/third/swift/classes/Swift/Transport/AbstractSmtpTransport.php(473): Swift_Transport_AbstractSmtpTransport->_doDataCommand() #4 /var/www/torpedo/_lib/prod/third/swift/classes/Sw in /var/www/torpedo/_lib/prod/third/swift/classes/Swift/Transport/AbstractSmtpTransport.php on line 422