Weekend Learning: Notification Mailer and Java error stack logging

Regardless of what EBS version you are on, you can follow the directions in MOS article "How to obtain Java Error Stack when configuring Workfow Notification Mailer using OAM" from note ID 1348284.1 and then even extend it further by designing some automation around the log files if you want to leave the logging enabled so you can proactively look for problems.