[GrindstoneGui] setCancelled not working properly

[Nearata]

Minecraft Version: paper-1.18.2-388 Plugin Version: 0.10.7

Code

grindstonegui.setOnGlobalClick(e -> e.setCancelled(true));
grindstonegui.setOnGlobalDrag(e -> e.setCancelled(true));

Current behaviour

https://imgur.com/a/RjXsSNP

Expected behaviour

The clicks and drags should be cancelled, like it is with InventoryClickEvent.

Note

The ChestGui is not affected by this bug, if is as such.