E05021 — InboundMessageNotFound
The requested received email message was not found.
- HTTP status: 404
- Type: not_found_error
- Name: InboundMessageNotFound
What to do
List received messages to find a valid message ID, then retry.
Operations that resolve this:
Related
- Regions: matching keys, hosts, and data location
- E05xxx — Domains & DNS: every code in this range
- Errors: the full wire contract, status mapping, and error catalog
- Error handling: branching on type and code, validation details, and vendor_code