Problem: Real Time Server Error .
Possible Cause: Valid address but mail could not be delivered. The database server might be down.
Action: Ensure that the SMTP server specified in SYS:\AUDIT\MAILALERT.CFG is up and running.
Possible Cause: Invalid addresses specified in SYS:\AUDIT\MAILALERT.CFG
Action: Ensure that all the addresses specified in SYS:\AUDIT\MAILALERT.CFG are valid.