Request Red Hat Certificate job fails sending an email

[rguske]

AAP Job Request Red Hat Certificate and store in HashiCorp Vault job fails sending an email.

Tuesday 25 November 2025  13:56:18 +0000 (0:00:02.647)       0:00:16.542 ****** 
An exception occurred during task execution. To see the full traceback, use -vvv. The error was: smtplib.SMTPRecipientsRefused: {'': (501, b'5.1.3 Bad recipient address syntax')}
fatal: [localhost]: FAILED! => {"changed": false, "msg": "Failed to send mail to '': {'': (501, b'5.1.3 Bad recipient address syntax')}", "rc": 1}

[DanielFroehlich]

It works for me when running local in my laptop.
But fails when running as a job. See https://aap.coe.muc.redhat.com/#/jobs/playbook/2592
Need to add some debug output....

[DanielFroehlich]

Fixed - tower username is equal to email, that caused the issed.