Keep files in trash: amount cannot exceed 3650
Admin settings save rejected trash retention amount above 3650.
Why this happens
Upper bound on the retention quantity (paired with minutes/hours/days unit). See Trash retention.
Diagnose and fix
1. Enter an amount from 1–3650; save.
2. Pick a valid unit (minutes, hours, or days).
3. See sibling validation articles for amount ≥ 1 and unit rules.
4. Not a member library error.