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Java mail发送邮件报错550 Mailbox not found or access denied原因

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org.springframework.mail.MailSendException: Failed messages: javax.mail.SendFailedException: Invalid Addresses;
  nested exception is:
    com.sun.mail.smtp.SMTPAddressFailedException: 550 Mailbox not found or access denied
; message exception details (1) are:
Failed message 1:
javax.mail.SendFailedException: Invalid Addresses;
  nested exception is:
    com.sun.mail.smtp.SMTPAddressFailedException: 550 Mailbox not found or access denied
  
    at com.sun.mail.smtp.SMTPTransport.rcptTo(SMTPTransport.java:2014)
    at com.sun.mail.smtp.SMTPTransport.sendMessage(SMTPTransport.java:1258)
    at org.springframework.mail.javamail.JavaMailSenderImpl.doSend(JavaMailSenderImpl.java:448)
    at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:345)
    at org.springframework.mail.javamail.JavaMailSenderImpl.send(JavaMailSenderImpl.java:340)
    at com.dongExcel.Utils.sendInlineMail(Utils.java:133)
    at com.dongExcel.Task.two2(Task.java:110)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)

　　

出错原因：您要发送的收件人短时间内收到大量邮件，为避免受到恶意攻击，暂时禁止向该收件人发信。
 
改善建议：暂停向该收件人发信，稍后重新尝试。
 
特别提示：如果邮箱被注销了，但是还在发送列表里，也会导致这个问题