zShop: Bought items are disappearing after clicking them

[jokerforoldhouse]

Bug Showcase Video

Paper version 1.21.11-110-main@c59990d (2026-02-06T11:11:01Z) (Implementing API version 1.21.11-R0.1-SNAPSHOT)
zShop version 3.3.2
zMenu version 1.1.0.9

[jokerforoldhouse]

After disabling enable-anti-dupe: in zmenu plugin, the issue is fixed