Editable Class Signs in Lobby on Second Arena

[BobbyTowers]

Bug report

Short description

I have two arenas and the second arena I make you can edit the class signs (right click). I tried to make a fresh arenas but nope same thing.

Reproduction steps

1. Join an arena with /ma join
2. Hit a sign to pick a class
3. You can edit the sign on Right Click
4. This only happens when I make a second arena.

• MobArena version:0.107
• Server version: Spigot 1.20.1

Additional info

No Errors in the console. The arenas work fine other wise.