JavaMail - Sender Address rejected: Access Denied

Ok, je ne sais pas quoi faire d'autre. Ce code a fonctionné parfaitement bien il y a une semaine, lorsque j'ai écrit et testé. Puis j'ai incorporé dans mon programme et j'ai réalisé que je continué de faire des exceptions. Tout semble normal. L'adresse de l'expéditeur est légitime. Les adresses des destinataires, j'ai utilisé pour la tester sont legit. Quel est le problème? Je suis tellement frustré:

private String outgoingMailServer = "smtp.mail.yahoo.com";

boolean debug = true;

            //set the host outgoing mail smtp server.
            Properties properties = new Properties();
            properties.put("mail.smtp.host", outgoingMailServer);
            properties.put("mail.smtp.auth", "true");

            Authenticator authenticator = new SMTPAuthentication();
            Session session = Session.getDefaultInstance(properties, authenticator);

            session.setDebug(debug);

            //create a message session
            Message msg = new MimeMessage(session);

            //set the addresses, to and from
            InternetAddress fromAddress;
            fromAddress = new InternetAddress(emailFromAddress);
            msg.setFrom(fromAddress);

            //since mail can be sent to more than one recipient, create loop
            //to add all addresses into InternetAddress, addressTo.
            //InternetAddress[] toAddress = new InternetAddress[recipients.length];
            InternetAddress[] toAddress = new InternetAddress[recipients.size()];
            for (int i = 0; i < recipients.size(); i++) {
                toAddress[i] = new InternetAddress(recipients.get(i));
            }
            msg.setRecipients(Message.RecipientType.TO, toAddress);

            //set the subject and content type
            msg.setSubject(emailSubject);
            msg.setContent(actualMessage, "text/html; charset=utf-8");

            //send the email
            Transport.send(msg);

L'exception est donc:

javax.mail.SendFailedException: Invalid Addresses;
  nested exception is:
    com.sun.mail.smtp.SMTPAddressFailedException: 554 5.7.1 <blank@yahoo.com>: Sender address rejected: Access denied

    at com.sun.mail.smtp.SMTPTransport.rcptTo(SMTPTransport.java:1835)
    at com.sun.mail.smtp.SMTPTransport.sendMessage(SMTPTransport.java:1098)
    at javax.mail.Transport.send0(Transport.java:195)
    at javax.mail.Transport.send(Transport.java:124)
    at internalLogicEngine.LogicEngine.sendReminder(LogicEngine.java:4282)
    at testPackage.Test.main(Test.java:169)
Caused by: com.sun.mail.smtp.SMTPAddressFailedException: 554 5.7.1 <blank@yahoo.com>: Sender address rejected: Access denied

    at com.sun.mail.smtp.SMTPTransport.rcptTo(SMTPTransport.java:1733)
    ... 5 more

Toute aide serait appréciée. Merci!

OriginalL'auteur Akinwale Agbaje | 2012-04-04