javax.mail.MessagingException: Could not connect to SMTP host: smtp.gmail.com, port: 465; nested exception is: java.net.ConnectException: Connection refused

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Root Cause Analysis

  1. javax.mail.MessagingException

    Could not connect to SMTP host: smtp.gmail.com, port: 465; nested exception is: java.net.ConnectException: Connection refused

    at com.sun.mail.smtp.SMTPTransport.openServer()
  2. JavaMail API (compat)
    SMTPTransport.protocolConnect
    1. com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1227)
    2. com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:322)
    2 frames
  3. JavaMail API
    Service.connect
    1. javax.mail.Service.connect(Service.java:236)
    1 frame
  4. Spring Context Support
    JavaMailSenderImpl.send
    1. org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:389)
    2. org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:306)
    3. org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:296)
    3 frames
  5. com.aa.meals
    MealsMailSenderBean.sendMail
    1. com.aa.meals.mail.MealsMailSenderBean.sendMail(MealsMailSenderBean.java:21)
    1 frame
  6. com.aa.common
    TestMail.main
    1. com.aa.common.log.TestMail.main(TestMail.java:14)
    1 frame