Scroll of Unlearning missing from goddess lament vendor for Machina

[Ruccia]

Client version: 564
Time: n/a
Character name: Ruccia
Character level: 93
Class: Ruina (also tested with Defensio)
Location:Saint's Haven
Frequency of error: 100%
Description: All classes (that I'm aware of) can buy a Scroll of Unlearning (all) from the Lament vendors for 600g once a week, except Machina. This was actually an old bug in 90 cap that was eventually fixed but it seems as though it has returned since 93 cap.
Proof:

[Yaya]

I have forwarded this issue to the Devs!