RF15-121 Cannot Purchase Care Stamina Potion 800

Cannot purchase Care Stamina Potion 800 from the Potion Vendor. It returns an "Item Purchase Fail" error

[2026-10-01T22:05:19] INFO recv {"session": 2, "op": "0D/1E", "body": "00"} [2026-10-01T22:05:19] INFO recv {"session": 2, "op": "0D/20", "body": "00"} [2026-10-01T22:05:31] INFO recv {"session": 2, "op": "0C/11", "body": "0300000000"} [2026-10-01T22:05:38] INFO recv {"session": 2, "op": "0C/01", "body": "030000000100000000001500000063"}

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