Critical Error at The Seer

[Endeavors]

What I had just done: Tried to buy 1 thing of Illumorpheme at The Seer's shop, but an error occurred after clicking Check Out.

Error:

 Version: 0.9.018-PUBLIC#2479 Message: Vendor doesn’t have a buy-menu leave functor specified. Stack:
a@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:565895
i@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:566258
u/<@https://www.fenoxo.com/play/TiTS/release/main.82d64e0e.js:1:10195474
o@https://www.fenoxo.com/play/TiTS/release/main.82d64e0e.js:1:10195718
r@https://www.fenoxo.com/play/TiTS/release/main.82d64e0e.js:1:9674198
value@https://www.fenoxo.com/play/TiTS/release/main.82d64e0e.js:1:1841211
value@https://www.fenoxo.com/play/TiTS/release/main.82d64e0e.js:1:16052476
value/d<@https://www.fenoxo.com/play/TiTS/release/main.82d64e0e.js:1:16050816
value@https://www.fenoxo.com/play/TiTS/release/main.82d64e0e.js:1:12093692
value@https://www.fenoxo.com/play/TiTS/release/main.82d64e0e.js:1:12093582
doClick/<@https://www.fenoxo.com/play/TiTS/release/main.82d64e0e.js:1:12098901
f@https://www.fenoxo.com/play/TiTS/release/main.82d64e0e.js:1:16084746
We@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:394533
Xe@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:394687
64448/kr/<@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:412872
kr@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:412966
Or@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:413382
64448/Mr/<@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:419030
Le@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:494502
64448/Mr/<@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:414841
Mr@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:414869
Jt@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:402956
Qt@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:402182
60053/t.unstable_runWithPriority@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:542175
Vo@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:423209
Ne@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:494242
Yt@https://www.fenoxo.com/play/TiTS/release/vendors.20cc3d9b.js:1:401975