Holograms Not Unregistering

[ChiefC11]

Describe the bug
Holograms not being able to be unregistered

To Reproduce
create a hologram, then try to unregister it

Expected behavior
the skript line "unregister {_hologram}" should delete my hologram, it doesn't

Versions (please complete the following information):

• Spigot version: [1.20]
• Skript version: [2.7.0-beta 3]
• Graphisk version: [2.0.0-ALPHA]
• Decent Holograms [2.8.3]
  

[LohsMC]

Try doing "unregister holo {_hologram}"