Send mail using QQ mailbox error: java.net.SocketTimeoutException: Read timed out Failed messages:. Javax.mail.MessagingException: Exception reading response

Send mail using QQ mailbox error: java.net.SocketTimeoutException: Read timed out Failed messages:. Javax.mail.MessagingException: Exception reading response

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Treatment

Transmitted from the port  465  to  587  can be.

before fixing:

props.setProperty("mail.smtp.port", 465);

 

Modified:

props.setProperty("mail.smtp.port", 587);