Custom name feature is not working

If you enabled

dropOptions:
  displayNameDrop: true

and the displayNameDrop is not showing as this

It may be because one of your plugins.

WildStacker

Right now we know that Wildstacker causes problems with this feature. To fix that in their case you have to blacklist the item on their config

  # Material list: https://bg-software.com/materials/
  # Make sure you follow the "TYPE" and "TYPE:DATA" formats.
  # If you wish to disable blacklisted items, use "blacklist: []"
  blacklist: