Why The Mailer Goes Down With This Error > com.sun.mail.smtp.SMTPSendFailedException: 421 4.3.2 Service not available
(Doc ID 2480828.1)
Last updated on APRIL 23, 2021
Applies to:Oracle Workflow - Version 12.1.3 to 12.2.8 [Release 12.1 to 12.2]
Information in this document applies to any platform.
Why is the mailer going down with this error and not sending emails?
To view full details, sign in with your My Oracle Support account.
Don't have a My Oracle Support account? Click to get started!
In this Document