update: if i delete the chars in Project from in Email ext domain, this problem will be solved;

------------------------------------------------------------------------------------------------------------------

I passed mail settings by sending test email with same mail account、password、port and so on.

In a specific job, i used Editable Mail Notification and used the account info that have passed the mail settings by sending test email.

The error info is below:

Checking for pre-build
Executing pre-build step
Checking if email needs to be generated
No emails were triggered.
[test] $ cmd /c call C:\Windows\TEMP\jenkins1452792326576924061.bat

C:\Jenkins\workspace\test>echo "success!"
"success!"

C:\Jenkins\workspace\test>exit 0
Checking for post-build
Performing post-build step
Checking if email needs to be generated
Email was triggered for: Always
Sending email for trigger: Always
messageContentType = text/plain; charset=UTF-8
Adding recipients from project recipient list
Adding recipients from trigger recipient list
Successfully created MimeMessage
Sending email to: ****@163.com
Error sending to the following VALID addresses: *****@163.com
SendFailedException message: 550 Invalid User

Finished: SUCCESS