Riposte solution
UIDVALIDITY is a unique identifier for the mailbox, used to tell if UIDs are stable. This response is informational. Riposte will manage mailbox consistency using this value. If UIDVALIDITY changes (mailbox recreated), Riposte would know to refresh state. No direct fix needed from your side.
Quick facts
- Provider
- IMAP
- Endpoint / surface
- IMAP Protocol
Why it happens
[Protocol-level condition per RFC/extension]
How to fix it
[Adjust client behavior per RFC semantics; often retry or change command/parameters]