Fatal error: Uncaught Swift_RfcComplianceException: Address in mailbox given [] does not comply with RFC 2822, 3.6.2. in /home/royalmotor/public_html/thirdparty/mailer/swiftmailer/swiftmailer/lib/classes/Swift/Mime/Headers/MailboxHeader.php:709 Stack trace: #0 /home/royalmotor/public_html/thirdparty/mailer/swiftmailer/swiftmailer/lib/classes/Swift/Mime/Headers/MailboxHeader.php(543): Swift_Mime_Headers_MailboxHeader->assertValidAddress(NULL) #1 /home/royalmotor/public_html/thirdparty/mailer/swiftmailer/swiftmailer/lib/classes/Swift/Mime/Headers/MailboxHeader.php(233): Swift_Mime_Headers_MailboxHeader->normalizeMailboxes(Array) #2 /home/royalmotor/public_html/thirdparty/mailer/swiftmailer/swiftmailer/lib/classes/Swift/Mime/Headers/MailboxHeader.php(147): Swift_Mime_Headers_MailboxHeader->setNameAddresses(Array) #3 /home/royalmotor/public_html/thirdparty/mailer/swiftmailer/swiftmailer/lib/classes/Swift/Mime/SimpleHeaderFactory.php(121): Swift_Mime_Headers_MailboxHeader->setFieldBodyModel(Array) #4 /home/royalmotor/public_ht in /home/royalmotor/public_html/thirdparty/mailer/swiftmailer/swiftmailer/lib/classes/Swift/Mime/Headers/MailboxHeader.php on line 709