Mail engine unavailable

Sending did not answer. Wait a few seconds and send the same call again.

Error
mail_engine_unavailable
Fix
Wait, then try again fix.kind: wait
What you do
Nothing.
What the agent does
Wait fix.retryAfterMs when it is set (a few seconds otherwise) and send the same call again. If it fails twice, tell the person.
Run it again
Yes, once the fix is done.

Agents: the same guide as plain Markdown is at /docs/errors/mail_engine_unavailable.md.