EM-3999
The email provider returned an error Rabt does not recognise yet
Why it happens
The email provider (Microsoft 365, Gmail or your mail server) rejected the request with its own error code and message, shown in full in the technical details. Rabt has no specific explanation for this code yet.
What to do
Read the email provider's message in the technical details to see what to change, then try again. The Rabt team has been alerted to add a specific explanation for this code.
- HTTP status
- 502
- Retrying does not help