Benny Bottema

So what do you get when you configure a result handler, like [so](https://www.simplejavamail.org/features.html#section-handling-async-result): ```java mailer.sendMail(email, true) .whenComplete((result, ex) -> { if (ex != null) { System.err.printf("Execution failed %s", ex); }...

Do you have logging enabled? If you add something like logback/log4j2 to your test, you can see what Simple Java Mail is doing. See [here](https://www.simplejavamail.org/debugging.html#section-logging) for more details on this.

> This is problematic in clustered mode when multiple instances will retry the same request since they all end up using the same FROM address. I don't understand what you...

I've refactored the library a little bit so that there now is a special config group on the Mailer level. Email validation criteria moved there and I've added default S/MIME...

Closing as nothing more I can do here.

Still waiting for an example. Will close this as non-actionable soon.

Fixed in release 7.8.3, please verify. It was a bit of a pain to figure this one out, thanks again for helping me analyse this!

This discussion has rested for some time now, I just reread everything. It's clear Simple Java Mail cannot take responsibility for automatic retries or fail-over strategy, simply because there's nothing...

@alexegorenkov?

Closed as inactionable