com.sun.mail.smtp.SMTPAddressFailedException

421 Authorization failed: please authenticate by doing get message first

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  • via Unknown by Sri Ram,
  • Stack trace

    • com.sun.mail.smtp.SMTPAddressFailedException: 421 Authorization failed: please authenticate by doing get message first at com.sun.mail.smtp.SMTPTransport.rcptTo(SMTPTransport.java:1141) at com.sun.mail.smtp.SMTPTransport.sendMessage(SMTPTransport.java:536) at javax.mail.Transport.send0(Transport.java:151) at javax.mail.Transport.send(Transport.java:80) at MailExample.main(MailExample.java:39)

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