An error has occurred with sending the test email: com.atlassian.mail.MailException: javax.mail.SendFailedException: Invalid Addresses; nested exception is: com.sun.mail.smtp.SMTPAddressFailedException: 550 5.7.1 Unable to relay

[Rajnikanth]

Hi All,

I am getting this error whenever i am trying to send and test email from JIRA.

Untill yesterday it was working fine and from today it stopped working.

Please help in resolving the error.

[JP]

I am having the same issue, external user and i can email him an email trough outlook but not with JIRA test. exch connectors works fine but now with this specific  users from other network

[Nic Brough -Adaptavist-]

Same answer, sorry.

[Nic Brough -Adaptavist-]

The "invalid address" is a bit of a giveaway.

Either

1.  Someone has reconfigured your Exchange server to not carry email from JIRA any more
2. The email address you are sending to does not exist