title: javax.mail.AuthenticationFailedException Java Mail
body: <p>I have made a little program that send a message to my email account. Most of my code seems to work fine. However, I have encounter the AuthenticationFailedException  when I am my code hit <code>transport.send</code> in my program. I am not sure why because I think I have everything set up correctly. Here is my code. </p>
  
  <p>JavaEmail.java</p>
  
  <pre><code>public static void main (String[] args) throws Exception{
                  //intialize logger 
  protected static Logger logger = LogManager.getLogger(JavaEmail.class.getName());
  
  //smtp related parameters 
  private static String smtpUseremail;
  private static String smtpReceiverEmailAddress;
  private static String smtpUserpassword;
  private static String smtpPortnumber;
  private static String smtpHost;
  
  private static String emailSubject;
  
  //stack error message variable 
  private static String message;
  
          try {
  
              logger.info("-----------------------------");
              logger.info("---------Starting up---------");
              logger.info("-----------------------------");
  
              initialize();
  
              String body = "This is a test";
  
              logger.info("Start to connect to email server");
  
              sendFromGmail(smtpUseremail, smtpUserpassword, smtpReceiverEmailAddress, emailSubject, body);
  
  
  
             // System.out.println("error message: " + message);
  
              logger.info("Email Sent");
  
  
          }
          catch (Exception e){
              logger.error(e);
  
              // message = e.toString();
  
              throw e;
  
  
          }
      }
  
      //Setting up Email Server
      private static void sendFromGmail(String from, String pass, String to, String subject, String body) {
  
  
          Properties props = PropertiesUtil.loadProperties("main.properties");
  
          props.put("mail.smtp.auth", "true");
          props.put("mail.smtp.starttls.enable", "true");
          props.put("mail.smtp.host", smtpHost);
          props.put("mail.smtp.port", smtpPortnumber);
  
          Session session = Session.getInstance(props,
                    new javax.mail.Authenticator() {
                      protected PasswordAuthentication getPasswordAuthentication() {
                          return new PasswordAuthentication(smtpUseremail, smtpUserpassword);
                      }
                    });
  
          MimeMessage message = new MimeMessage(session);
  
  
  
          try{
  
  
              message.setFrom(new InternetAddress(from));
  
              message.addRecipient(Message.RecipientType.TO, new InternetAddress(to));
  
  
              message.setSubject(subject);
  
              message.setText(body);
  
              Transport.send(message);
  
              logger.info("Message has been delievered, check your mail");
  
          }
  
          catch (MessagingException e) {
              logger.error("Messaging Exception");
  
              throw new RuntimeException(e);
          }
      }
  
  
      //Initializing Properties
      private static void initialize() throws Exception  {
  
          Properties props = PropertiesUtil.loadProperties("main.properties");
  
          //smtp set up
          smtpPortnumber = props.getProperty("portNumber");
          smtpReceiverEmailAddress = props.getProperty("recipientEmailAddress");
          smtpUseremail = props.getProperty("userEmailAddress");
          smtpUserpassword = props.getProperty("userPassword");
          smtpHost = props.getProperty("emailHost");
          emailSubject = props.getProperty("");
  
      }
  
  }
  </code></pre>
  
  <p>main.properties</p>
  
  <pre><code>portNumber = 465
  recipientEmailAddress = my@gmail.com
  userPassword = secert
  userEmailAddress = my@gmail.com
  emailHost = smtp.gmail.com
  </code></pre>
  
  <p>error</p>
  
  <pre><code>Exception in thread "main" java.lang.RuntimeException: javax.mail.AuthenticationFailedException: 534-5.7.14 &lt;https://accounts.google.com/ContinueSignIn?sarp=1&amp;scc=1&amp;plt=AKgnsbvWE
      534-5.7.14 HIW4hBxefM-JI-wxqEK6ru2lJstC10IedXvhU_Tzbft1IqPFsot0wfjAWkrX2-gLIEG0NZ
      534-5.7.14 V45KWaeagzWTb_v1nAe-BOZSR6YzPHQ7-cYVGYplvcaexmFziL3IMRgkCalmn-5FjreRkm
      534-5.7.14 PjtRPd9nmjcosX0ce4DXSGn_y-qGOsW-ehOp2U3eQkSReObXi-a80ywNWiy3QuiV56f61h
      534-5.7.14 yz8bmLpugqIYhh7DiNd6HpwvNHAo&gt; Please log in via your web browser and
      534-5.7.14 then try again.
      534-5.7.14  Learn more at
      534 5.7.14  https://support.google.com/mail/answer/78754 ob15sm12759947pdb.52 - gsmtp
  
          at emailNotification.JavaEmail.sendFromGmail(JavaEmail.java:140)
          at emailNotification.JavaEmail.main(JavaEmail.java:63)
      Caused by: javax.mail.AuthenticationFailedException: 534-5.7.14 &lt;https://accounts.google.com/ContinueSignIn?sarp=1&amp;scc=1&amp;plt=AKgnsbvWE
      534-5.7.14 HIW4hBxefM-JI-wxqEK6ru2lJstC10IedXvhU_Tzbft1IqPFsot0wfjAWkrX2-gLIEG0NZ
      534-5.7.14 V45KWaeagzWTb_v1nAe-BOZSR6YzPHQ7-cYVGYplvcaexmFziL3IMRgkCalmn-5FjreRkm
      534-5.7.14 PjtRPd9nmjcosX0ce4DXSGn_y-qGOsW-ehOp2U3eQkSReObXi-a80ywNWiy3QuiV56f61h
      534-5.7.14 yz8bmLpugqIYhh7DiNd6HpwvNHAo&gt; Please log in via your web browser and
      534-5.7.14 then try again.
      534-5.7.14  Learn more at
      534 5.7.14  https://support.google.com/mail/answer/78754 ob15sm12759947pdb.52 - gsmtp
  
          at com.sun.mail.smtp.SMTPTransport$Authenticator.authenticate(SMTPTransport.java:809)
          at com.sun.mail.smtp.SMTPTransport.authenticate(SMTPTransport.java:752)
          at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:669)
          at javax.mail.Service.connect(Service.java:317)
          at javax.mail.Service.connect(Service.java:176)
          at javax.mail.Service.connect(Service.java:125)
          at javax.mail.Transport.send0(Transport.java:194)
          at javax.mail.Transport.send(Transport.java:124)
          at emailNotification.JavaEmail.sendFromGmail(JavaEmail.java:130)
          ... 1 more
  </code></pre>