I, too, am experiencing the same issue.





Date & Time: 9/6/22 22:52 EDT
Frequency: Once
World name: Cactuar
Character name: Rieve Alavaix
Area and coordinates: Island Sanctuary 12x28

Steps:
1. Agenda set for rest days 1&2.
2. Collected the cycle's cowries after weekly reset
3. Total earned: 17095
4. Achievement shows as incomplete